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Top Internet of Things Companies in Bulgaria

Ratings Updated: July 29, 2026
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19 Companies

Country: Bulgaria

List of the Top Bulgaria IoT Developers

  • Featured

    What are Featured Providers?

    Yalantis Logotype

    Yalantis

    4.8 79 reviews
    Premier Verified
    $50,000+
    $50 - $99 / hr
    250 - 999
    Serves Bulgaria

    Services provided

    60% IoT Development
    10% AI Development
    10% BI & Big Data Consulting & SI +2 services
    10% Custom Software Development
    10% Product Design

    Yalantis is a prominent IoT App Development company recognized for its expertise in custom healthcare software solutions with IoT integration. They are praised for their seamless team integration, consistent delivery of reliable outcomes, and ability to adapt to changing requirements, with 100% positive feedback emphasizing their dedication, team continuity, and strategic partnership capabilities.

    See all 79 projects

    Reviews mention Knowledgeable

    Yalantis has received consistent praise for their extensive knowledge and expertise in mobile development. Clients noted their 'deep understanding of mobile development nuances' and 'knowledge base' as significant strengths. One client highlighted their ability to tailor SDKs to various platforms, which contributed to the project's success. Additionally, their 'structured way of working' and 'modern approach' further emphasize their commitment to quality and effective communication, showcasing an overall positive sentiment toward their knowledgeable team.
    • Mobile SDK Development for Messaging Platform
      5.0 May 5, 2023

      Throughout the project, Yalatis demonstrated a deep understanding of mobile development nuances. They tailored the SDKs to accommodate the specific requirements and constraints of each platform, including iOS, Android, React Native, Flutter, and Unity. This comprehensive knowledge and attention to detail significantly contributed to the project's overall success.

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    • Custom Software Dev for IT Company
      5.0 Apr 25, 2023

      The most impressive aspects include their knowledge base and modern approach. Their structured way of working further highlights their expertise and ability to deliver high standards consistently. These qualities make them a reliable partner for any project.

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    Industry Experience

    Yalantis has demonstrated expertise across various industries, notably in Information Technology, Healthcare, Advertising & Marketing, and eCommerce. Clients commend their collaborative approach, technical skills, and effective project management. In IT, Yalantis excelled in developing complex platforms, while in Healthcare, they provided robust solutions for patient engagement. Their work in Advertising showcased their ability to optimize platforms efficiently. Overall, feedback indicates a strong sentiment of satisfaction, making Yalantis a strong candidate for clients in IT, Healthcare, and eCommerce sectors.

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    Select Industry to see insights

    Software Supply Chain, Logistics, and Transport Healthcare eCommerce Engineering Real estate Food & Beverage Other Industry Medical Education IT Services Non-profit Logistics & Supply Chain Manufacturing Consulting Hospitality & leisure Automotive Business services Food & Beverages Telecommunications Energy & natural resources Media Consumer Products Nonprofit Information technology Financial services Advertising & marketing Other industries Arts, entertainment & music

    More responsive than most other service providers

    Yalantis is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    View projects from:

    United States (45) Israel (3) England (3) China (3) Spain (2) Australia (2) Estonia (2) Canada (2) Sweden (2) Qatar (1) Poland (1) India (1) Norway (1) Nigeria (1) Switzerland (1) United Arab Emirates (1) Denmark (1) Kuwait (1)

    This provider is fluent in 2 languages:

    • English
    • Ukrainian

    This provider is available in 32 time zones:

    • Near East Time (NET)
    • Middle East Time (MET)
    • China Taiwan Time (CTT)
    • Brazil Eastern Time (BET)
    • Greenwich Mean Time (GMT)
    • India Standard Time (IST)
    • Japan Standard Time (JST)
    • Midway Islands Time (MIT)
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    Cogniteq Logotype

    Cogniteq

    4.9 45 reviews
    Premier Verified
    $10,000+
    $50 - $99 / hr
    50 - 249
    Serves Bulgaria

    Services provided

    10% IoT Development
    75% Mobile App Development
    10% Web Development +1 service
    5% Custom Software Development

    Cogniteq is a distinguished Internet of Things Development company, specializing in IoT App Development and IoT Solutions. Across various projects, 100% of reviews highlight their effective communication and project management, with clients appreciating their technical expertise, timely deliverables, and adaptability to project needs. Their consistent delivery of high-quality IoT features underscores their reputation for excellence in IoT App Development and consulting services.

    See all 45 projects

    Reviews mention Transparent

    Cogniteq has received positive feedback regarding transparency in their communication and project management. Clients appreciated their proactive approach in discussing potential challenges and ensuring alignment throughout the project. One client highlighted that Cogniteq consistently kept them informed and engaged in collaborative problem-solving, while another noted their transparent billing practices and prompt responses. Overall, the sentiment reflects a strong satisfaction with Cogniteq's transparency, fostering trust and effective collaboration.
    • Software Dev & Staff Aug for Enterprise Software Dev Co
      5.0 Dec 19, 2023

      The projects use an Agile/Scrum based approach. The measurable outcomes at a micro scale was that the developers delivered on their commitments every sprint. This then resulted in transparency and predictability for the client to steer the project in the right direction.

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    • Web Dev for Design & Communications Agency
      4.5 Mar 9, 2023

      We are very satisfied with the management and quality of the team’s work, their expertise and the fast response times. They were always available and happy to answer any questions we had and helped with other topics such as web hosting too. The whole process went smoothly and it was pleasant to work with Cogniteq. The measurable outcomes from the project included effective and professional communication as well as transparent billing.

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    • Mobile App Dev & UX/UI Design for Software Design Firm
      5.0 Feb 9, 2024

      The project management team consistently met all deadlines but if they anticipated challenges in meeting specific feature deadlines, they proactively discussed them with us before making commitments. We ensured to consider and account for all potential risks in our planning. What stood out most about this company was its proactive approach to communication and planning. They consistently kept us informed about potential challenges in development and were open to discussing and mitigating risks together.

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    3 of 3 IoT Development reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    IoT Development PROJECT HIGHLIGHT

    Mobile App Dev for Control Systems Manufacturer

    5.0 — Cogniteq developed an Android app for a control systems manufacturer. After learning the goals, they helped validate the client's IoT solution with a proof-of-concept app. Read more
    Read 3 Reviews

    Average Project Cost Breakdown

    $10,000 to $49,000 (7) $50,000 to $199,999 (5) $200,000 to $999,999 (4) Less than $10,000 (1)

    What Clients Have Said

    Cogniteq has garnered positive feedback regarding its cost-effectiveness and value for money across several client reviews. Many clients noted that Cogniteq's pricing aligned well with their budgets, with one stating, 'Good value for cost.' Another client emphasized their satisfaction with the 'high-quality work' delivered on time and within budget. Overall, the sentiment reflects that Cogniteq provides excellent service at a competitive price, making them a reliable choice for clients seeking quality development solutions.
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    Germany (7) Netherlands (6) England (5) Denmark (5) Sweden (4) Austria (3) Switzerland (2) Estonia (1) Ireland (1) Poland (1) Georgia (1) Finland (1) United States (1) Belgium (1)

    This provider is fluent in 2 languages:

    • English
    • Spanish
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  • Sigma Software Group Logotype

    4.8 37 reviews
    Premier Verified
    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    Burgas, Bulgaria

    Services provided

    11% IoT Development
    17% Mobile App Development
    15% Custom Software Development +5 services
    15% Web Development
    11% BI & Big Data Consulting & SI
    11% Cloud Consulting & SI
    10% AI Consulting
    10% Cybersecurity

    Sigma Software Group is a versatile IT services company offering comprehensive software development, website creation, and application development solutions. The company is praised for its efficiency, creativity, and collaborative spirit, with 100% of reviewers highlighting timely delivery and satisfaction with product outcomes. While some suggest a need for more proactive guidance, 90% of feedback notes their adaptability and strong alignment with client needs and values.

    See all 37 projects

    Reviews mention Detail-oriented

    Clients consistently praise Sigma Software Group for their excellent attention to detail, noting that they effectively integrate into existing teams and maintain quality throughout the project lifecycle. One client highlighted their 'great quality and attention to detail relative to their price level,' while another emphasized their 'excellent attention to detail' and timely delivery of tasks. Overall, sentiment regarding detail-oriented work at Sigma Software Group is overwhelmingly positive, reflecting their commitment to quality and responsiveness.
    • Mobile App Development Services for Christian Tech Company
      5.0 Aug 17, 2022

      Sigma’s quality and attention to detail relative to their price level are great. Sigma’s project management style works well. They do a good job of dealing with bugs.

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    • Staff Aug & Web Development for Sports Data Co
      5.0 Feb 20, 2025

      Excellent attention to detail, and worked within our existing project management systems to ensure clear and timely delivery of tasks. They have always responded to our needs with urgency and quality.

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    Industry Experience

    Sigma Software Group has demonstrated strong expertise across various industries, particularly in Advertising & Marketing, Education, Financial Services, Food & Beverage, and Automotive. Clients consistently highlight their efficiency, creativity, and technical capabilities, with notable results in project management and collaboration. Overall sentiment is overwhelmingly positive, with many clients emphasizing their adaptability, cost-effectiveness, and alignment with company values, positioning Sigma as a strong candidate for projects in these sectors.

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    Select Industry to see insights

    IT Services Financial services Other Industry Food & Beverage Information technology Education Construction Arts, entertainment & music Software Sports Manufacturing Automotive Retail Real estate Design Healthcare Logistics & Supply Chain Advertising & marketing Gambling

    Average Project Cost Breakdown

    $1,000,000 to $9,999,999 (8) $200,000 to $999,999 (7) $50,000 to $199,999 (5) $10,000 to $49,000 (3) Less than $10,000 (1)

    What Clients Have Said

    Clients consistently praise Sigma Software Group for their competitive pricing and strong value for money. Feedback highlights that their services fit well within budget constraints while delivering high-quality work. One client noted, "Good value for cost" and another emphasized that Sigma's pricing was a significant factor in choosing them over competitors. Overall, clients appreciate the balance between cost and the quality of services provided, often remarking on the efficiency and expertise of the Sigma team.
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    Burgas, Bulgaria

    5 ulitsa "Sveti Sveti Kiril I Metodiy"
    Burgas, Bulgaria 8000

    10 - 15

    See All Locations (29)
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  • App Streams Ltd Logotype

    5.0 9 reviews
    $25,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    30% Web Development
    25% Mobile App Development +3 services
    15% Application Testing
    10% AI Development
    10% UX/UI Design

    App Streams Ltd is a versatile software development company specializing in front-end and back-end solutions, mobile applications, and full-stack services. Across various industries, they have consistently received positive feedback for their professionalism, timely delivery, and ability to integrate seamlessly with client teams. Approximately 100% of reviews highlight their strong communication, alignment in values, and exceptional project management skills.

    See all 9 projects
    1 of 1 reviews is 5 stars
    Unknown avg. project cost

    Reviewed 1 time in the past 6 months

    In the past six months, App Streams Ltd received positive feedback for their responsive and effective service. A client from Sportal.bg praised their swift resolution of critical iOS application issues, highlighting their ability to restore functionality under tight deadlines. The team's dedication and understanding of the client's business model were particularly noted. Overall, clients expressed high satisfaction with the quality of work and timely delivery, indicating strong project management capabilities.
    Read 1 Recent Review

    Industry Experience

    App Streams Ltd has demonstrated expertise across diverse sectors, including healthcare, information technology, consumer products, manufacturing, automotive, and media. Clients commend their exceptional project management, strong culture fit, and the ability to deliver high-quality, reliable solutions promptly. In healthcare, their contributions significantly enhanced product usability and operational efficiency. In IT and consumer products, they excelled in developing interactive platforms. Overall, clients express high satisfaction, indicating a strong fit for projects requiring innovative development solutions in these industries.

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    Select Industry to see insights

    Software Other industries Information technology Consumer products & services Healthcare Manufacturing Automotive Media

    Average Project Cost Breakdown

    $10,000 to $49,000 (1) $50,000 to $199,999 (1) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients consistently report that App Streams Ltd offers excellent value for money, with many highlighting that their pricing aligns well with budget expectations. For instance, one client noted, 'Great culture fit' and 'Good value for cost,' while another remarked on their 'exceptional project management' and timely delivery of services. Overall, the sentiment is overwhelmingly positive, with clients expressing satisfaction with the quality of work relative to the cost, making App Streams a preferred partner for various projects.
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    More responsive than most other service providers

    App Streams Ltd is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile
  • Quanterall Logotype

    5.0 3 reviews
    $50,000+
    $50 - $99 / hr
    50 - 249
    Varna, Bulgaria

    Services provided

    15% IoT Development
    30% Blockchain
    30% Custom Software Development +2 services
    15% Web Development
    10% Mobile App Development

    Quanterall is a software development company specializing in blockchain, smart contracts, and financial transaction systems. They are praised for their technical expertise, effective communication, and professionalism, with 100% of reviews mentioning high-quality deliverables and strong project management. Clients value Quanterall's flexibility and ability to integrate advanced technologies into complex projects efficiently.

    See all 3 projects

    Reviews mention Professional

    Quanterall has received positive feedback regarding their professionalism, particularly in their ability to foster strong relationships and provide technical expertise. A client highlighted their impressive motivation and noted that the partnership was built on a foundation of trust and talent development. The client's decision to collaborate with Quanterall stemmed from their prior positive experiences and the company's commitment to learning and development, reinforcing an overall sentiment of satisfaction and reliability.
    • EMV Simulator for Financial Technology Company
      5.0 Nov 29, 2021

      This project was entirely led by Sumup. However, it wouldn't be successful without the technical expertise provided by Quanterall. I was impressed with their motivation and professionalism.

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    Industry Experience

    Quanterall has demonstrated expertise across multiple industries, notably IT Services, Financial Services, and Logistics & Supply Chain. Clients commend their strong programming capabilities in Haskell and Erlang, effective testing practices, and flexibility in project management. The overall sentiment is highly positive, with clients noting Quanterall's ability to deliver high-quality solutions tailored to specific industry needs, particularly in developing financial smart contracts and integrated software solutions.

    Read All Reviews

    Select Industry to see insights

    IT Services Financial services Logistics & Supply Chain

    Average Project Cost Breakdown

    $10,000 to $49,000 (1) $50,000 to $199,999 (1)

    What Clients Have Said

    Quanterall is noted for delivering high-quality solutions that provide good value for money. Clients expressed satisfaction with the cost-effectiveness of their services, with one reviewer highlighting the company's ability to enhance existing systems efficiently. Another emphasized the strong relationship built through talent development, which contributed to the perceived value. Overall, feedback indicates that clients found Quanterall's pricing aligned with the quality of work delivered, reinforcing a positive sentiment regarding their cost and value proposition.
    Read All Reviews

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    Bulgaria (1) Singapore (1) England (1)
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  • BGO Software - The Digital Health Lab Logotype

    4.8 18 reviews
    $10,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    50% Custom Software Development
    10% Application Management & Support +3 services
    10% IT Managed Services
    10% IT Strategy Consulting
    10% Mobile App Development

    BGO Software - The Digital Health Lab is a software development company specializing in creating solutions for healthcare, cybersecurity, and analytics. Client reviews highlight their professionalism, technical expertise, and commitment to project timelines, with 100% indicating satisfaction with deliverables and communication. Approximately 90% of reviewers emphasize their adaptability and understanding of complex project needs, underscoring their reputation for fostering strong client relationships and delivering tailored solutions.

    See all 18 projects

    Reviews mention High-quality work

    BGO Software consistently receives high praise for delivering high-quality work across various projects. Clients commend their ability to exceed expectations, with one noting the delivery of a fully-functional product that garnered positive feedback for its intuitive usage and performance. Another client highlighted the team's proactive approach and deep understanding of project needs, emphasizing their commitment to quality and client satisfaction. Overall, the sentiment reflects strong confidence in BGO Software's capability to produce exceptional results.
    • Product Development for Legal Software Company
      5.0 Aug 3, 2018

      The quality and personalized level of service BGO Software delivers is notably special. I appreciate their team’s consistent engagement, from the CEO down to individual developers. They’re always thinking two steps ahead. Many comparable firms only complete the exact work requested. BGO Software not only delivered on our full specifications but also optimized and improved them along the way based on expert knowledge. Having been in the industry for many years, this has been a totally unique experience for me. The entire team is doing a tremendous job. BGO Software's offices have a state-of-the-art environment. They offer extraordinary support both externally and internally. BGO Software produces high-quality products, and they're great communicators.

      Read Full Review
    • Web Dev for National Health Agency
      4.5 Sep 26, 2017

      I have always been really impressed by the quality of service we’ve had. Any issues I have ever had are always minor; they are vastly outweighed by how positive BGO are with development and how much they want to help. They are very committed to producing high-quality work and working with you.

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    • Vulnerability Management Solution Dev for Cybersecurity Co
      5.0 Jul 6, 2023

      They delivered fully-functional, market-ready product. We acquired several customers of the product shortly after its launch. The strong and positive feedback from our clients regarding the intuitive product usage, performance, and functionality. The quality of development was reviewed by independent 3rd party and the results were excellent.

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    Industry Experience

    BGO Software has demonstrated expertise across diverse industries including healthcare, cybersecurity, business services, and education. Clients commend their strong project management, adaptability, and proactive communication. In healthcare, they have improved patient support and clinical trial management systems. Their work in cybersecurity notably resulted in a market-ready vulnerability management tool. Overall, feedback reveals a highly positive sentiment, making BGO Software a strong fit for projects within regulated environments, digital health solutions, and software development for dynamic business landscapes.

    Read All Reviews

    Select Industry to see insights

    Government Healthcare Pharmaceuticals Business services Research Arts, entertainment & music Education Software Consulting Real estate Medical IT Services Energy & natural resources

    Average Project Cost Breakdown

    $50,000 to $199,999 (2) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients consistently highlight BGO Software's strong value for money, with comments emphasizing their competitive pricing and high-quality deliverables. For instance, one client noted that while BGO was not the cheapest option, the exceptional skill and quality justified the investment. Another client appreciated the adaptability to budget constraints and the overall 'good value for cost.' Overall, the sentiment reflects satisfaction with the balance of cost and the value provided through their services.
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    Switzerland (4) United States (4) Bulgaria (3) England (3) Netherlands (1)
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  • eLando Logotype

    4.9 8 reviews
    $25,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    30% Custom Software Development
    10% Cloud Consulting & SI +5 services
    10% Cybersecurity
    10% IT Strategy Consulting
    10% Low/No Code Development
    10% Mobile App Development
    10% Web Development

    eLando is a software development company specializing in custom software solutions, digital transformation, and technical consulting. The overarching feedback from their reviews is overwhelmingly positive, with clients praising their technical expertise, responsiveness, and reliability. Approximately 90% of reviewers highlight eLando's ability to deliver projects on time and within budget, noting their excellent value for cost and strong alignment with client needs and company values.

    See all 8 projects
    1 of 1 reviews is 5 stars
    $200,000 – $999,999 avg. project cost

    Reviewed 1 time in the past 6 months

    In the past six months, eLando has received positive feedback from clients, particularly for their ability to augment engineering teams effectively. A Chief People Officer highlighted their high ratings, cultural fit, and alignment in values. Key outcomes included improved system performance and accelerated release cycles, demonstrating eLando's expertise in delivering complex digital solutions. Clients noted seamless communication and project management, with no significant areas for improvement identified.
    Read 1 Recent Review

    Average Project Cost Breakdown

    $200,000 to $999,999 (3) $50,000 to $199,999 (2) $10,000 to $49,000 (1)

    What Clients Have Said

    eLando AD has received positive feedback regarding their cost and value for money, with clients highlighting that their pricing fits within budgetary constraints while still delivering high-quality services. One client noted the 'good value for cost' and another emphasized their 'competitive pricing.' Overall, the sentiment reflects satisfaction with eLando's ability to provide exceptional service at a reasonable price, making them a preferred choice for various projects.
    Read All Reviews

    More responsive than most other service providers

    eLando is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch

    View projects from:

    Bulgaria (4) United States (2) Austria (1)
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  • Devision Logotype

    4.9 12 reviews
    $50,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    20% IoT Development
    40% Custom Software Development
    30% Web Development +1 service
    10% Mobile App Development

    Devision is a versatile software development company providing services such as web application development, software updates, and staff augmentation. Reviews highlight their expertise in handling complex projects and their ability to integrate well with clients' teams. Approximately 90% of feedback is positive, with clients appreciating their professionalism, technical skills, and effective communication. Around 60% of reviewers specifically commend their project management capabilities, though some mention occasional challenges in estimating project timelines. Overall, Devision is recognized for delivering value and high-quality solutions.

    See all 12 projects

    Reviews mention Transparent

    Clients consistently highlight Devision's transparency throughout their projects. One reviewer noted, 'Perfectly transparent about the steps that will be taken,' while another emphasized their willingness to discuss design decisions openly. This approach fosters trust and ensures clients are well-informed during the development process. Overall, the sentiment regarding transparency is extremely positive, as clients appreciate the clear communication and the proactive nature of Devision's team.
    • Custom Software Development for Energy Company
      4.5 Mar 19, 2024

      Perfectly transparent about the steps that will be taken. Results were good and ready in time.

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    • Automation Solutions Dev for Electrical Tech Company
      5.0 Sep 6, 2018

      Recently, we've given Devision full responsibility for our design decisions. They've been very successful so far and have filled critical gaps in our internal capabilities. Bringing in the right resources empowers them to make the best decisions. They've always been very transparent and discuss their choices with us. Devision makes it easy to design solutions that fulfill 100% of our requirements.

      Read Full Review
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    Industry Experience

    Devision has demonstrated expertise across various industries, including Education, Energy & Natural Resources, Manufacturing, Hospitality, and others. Clients commend their strong project management, technical capabilities, and ability to enhance operational efficiency. Positive feedback highlights their responsiveness and quality of work, leading to increased user engagement and revenue growth. Overall, Devision is well-suited for projects in sectors requiring innovative software solutions and team augmentation.

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    Select Industry to see insights

    Energy & natural resources Human Resources Software Hospitality & leisure Arts, entertainment & music Manufacturing Chemicals & Biotechnology Education IT Services

    Average Project Cost Breakdown

    $10,000 to $49,000 (3) Less than $10,000 (2) $50,000 to $199,999 (1)

    What Clients Have Said

    Clients consistently highlight Devision's competitive pricing and strong value for money. One client noted their selection was based on 'good value for cost,' while another emphasized that Devision's pricing fit their budget and aligned with their cultural needs. Overall sentiment reflects satisfaction with the quality of work relative to the costs, as evidenced by projects that led to significant business improvements, such as a 30% increase in income from additional services shortly after project completion.
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    View projects from:

    Bulgaria (3) Netherlands (2) Croatia (1) Germany (1) Switzerland (1) United Arab Emirates (1) United States (1) England (1)
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  • Aionys Logotype

    5.0 13 reviews
    $5,000+
    $25 - $49 / hr
    50 - 249
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    30% Custom Software Development
    15% AI Development +4 services
    15% Mobile App Development
    10% Enterprise App Modernization
    10% IT Staff Augmentation
    10% Low/No Code Development

    Aionys is an IoT development company specializing in IoT solutions and integration for the manufacturing industry. The reviews indicate a high level of satisfaction, with 100% of clients praising their seamless implementation and effective project management. Clients highlight Aionys's ability to enhance operational efficiency through automation and real-time inventory monitoring, underscoring their expertise in cyber-physical software development.

    See all 13 projects
    1 of 1 IoT Development reviews are 5 stars
    $50,000 – $199,999 avg. project cost

    IoT Development PROJECT HIGHLIGHT

    Warehouse Management System for Trading Operations Company

    5.0 — Aionys developed a warehouse management system for a trading company. Aionys developed and implemented a solution to optimize and automate the client's operations related to the storage of flammable Read more
    Read 1 Review

    Industry Experience

    Aionys has demonstrated expertise across various industries, including manufacturing, healthcare, eCommerce, real estate, and software development, consistently receiving positive feedback for their project management, technical skills, and communication. Clients in manufacturing praised their automation solutions, while those in healthcare highlighted their adaptability in developing safety and monitoring systems. In eCommerce and real estate, Aionys delivered efficient mobile and web applications. Overall, sentiment across industries reflects satisfaction with Aionys' responsiveness, quality of deliverables, and alignment with client values.

    Read All Reviews

    Select Industry to see insights

    IT Services Manufacturing Other Industry Arts, entertainment & music Healthcare Software Real estate Consulting Financial services Design eCommerce

    Average Project Cost Breakdown

    $10,000 to $49,000 (3) $50,000 to $199,999 (3) $200,000 to $999,999 (1)

    What Clients Have Said

    Clients generally express satisfaction with Aionys' cost-effectiveness and value for money. For instance, one client noted that Aionys' pricing fit their budget and provided good value for the cost. Another client highlighted that the costs were predictable and remained within the target range. Overall, the sentiment reflects a positive perception of Aionys' pricing structure, with many clients appreciating the balance between quality and affordability in their services.
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    Italy (2) Lithuania (2) United States (2) Canada (1) Czech Republic (1) Slovakia (1) Sweden (1) Ukraine (1)
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  • ThingsLog Logotype

    5.0 1 review
    $1,000+
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Services provided

    40% IoT Development
    20% IT Managed Services
    10% AI Development +3 services
    10% Application Management & Support
    10% Mobile App Development
    10% Web Development

    ThingsLog is an IoT solutions provider specializing in designing, documenting, and implementing IoT devices and applications for client projects. The company consistently receives positive feedback, with 100% of reviewers mentioning their innovative and cost-efficient solutions. Clients commend their project management skills and responsiveness, appreciating their ability to deliver complex projects within budget and requirements.

    See all 1 projects

    Industry Experience

    ThingsLog has demonstrated strong expertise in the IT Services industry, particularly in IoT solutions and cybersecurity. Their innovative approaches have led to significant impacts, such as a 35% reduction in consumption leaks for clients. The team is noted for its exceptional project management and responsiveness, fostering long-term collaborations. Potential clients in IT services seeking advanced IoT integrations and data solutions would find ThingsLog a valuable partner.

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    Select Industry to see insights

    IT Services

    Average Project Cost Breakdown

    $50,000 to $199,999 (1)

    What Clients Have Said

    Clients highlight ThingsLog's competitive pricing and the high value delivered through innovative IoT solutions. One client noted a $50,000–$60,000 investment, emphasizing that their collaboration has led to a 35% reduction in consumption leaks, showcasing cost efficiency. Overall, the sentiment is positive, with clients expressing satisfaction with the quality of service relative to investment, recommending ThingsLog as a wise choice for potential customers.
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  • Senstate Technologies Logotype

    5.0 1 review
    $10,000+
    $50 - $99 / hr
    2 - 9
    Gabrovo, Bulgaria

    Services provided

    80% IoT Development
    20% Other IT Consulting and SI

    Senstate Technologies is a technology company specializing in developing sensor networks and AI-driven solutions for optimizing waste collection and monitoring environmental factors like air and water quality. The feedback indicates a 99% satisfaction rate, highlighting their reliability and effective project management. Clients appreciate their dedication to continuous learning and adherence to European environmental standards.

    See all 1 projects

    Industry Experience

    Senstate Technologies has demonstrated strong expertise in the Energy & Natural Resources sector, particularly with smart waste management and environmental monitoring solutions. Clients have praised their ability to effectively integrate hardware and software while facilitating collaboration with municipal authorities. Overall sentiment reflects high satisfaction, with clients appreciating reliability, professionalism, and continuous learning. Their skills could also be beneficial in sectors requiring stringent environmental monitoring, such as healthcare and pharmaceuticals.

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    Select Industry to see insights

    Energy & natural resources

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Clients have expressed high satisfaction with Senstate Technologies, noting their cost-effectiveness and value for money. One client highlighted that, despite investing around $10,000, the quality of work exceeded expectations, particularly in reliability and project management. Additionally, clients appreciated that Senstate's pricing was more competitive compared to other firms in the sector, which often charged higher rates without clear value. Overall, the sentiment reflects a strong belief in the company's ability to deliver quality solutions at reasonable prices.
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  • Dision Logotype

    5.0 1 review
    $10,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    20% IoT Development
    40% Mobile App Development
    20% UX/UI Design +2 services
    10% Wearable App Development
    10% Web Development

    Dision is an Android development company known for its exceptional technical skills and efficient project management. Reviewers consistently praise their organizational abilities, timely delivery, and innovative contributions, particularly in integrating client processes. Despite minor remote communication challenges, the feedback is overwhelmingly positive, with 100% of reviewers appreciating their adaptability and eagerness to tackle complex projects.

    See all 1 projects

    Industry Experience

    Dision has demonstrated strong expertise in the Information Technology sector, specifically in developing Android applications for preschool administration software. Feedback highlights their organizational skills, timely delivery, and collaborative approach, which have led to significant user engagement across 700 preschools in Southeast Asia. Clients appreciate their adaptability to new processes, though cultural communication nuances may arise. Overall, Dision is well-suited for projects requiring innovative mobile solutions in the educational technology industry.

    Read All Reviews

    Select Industry to see insights

    Information technology

    Average Project Cost Breakdown

    $10,000 to $49,000 (1)

    What Clients Have Said

    Clients have noted that Dision offers competitive pricing for their services, with one client investing around $50,000 for a substantial project involving multiple Android applications. Overall sentiment reflects a strong perception of value for money, as clients appreciate the team's organizational skills and timely delivery. The ability to integrate well with existing processes and provide innovative solutions further enhances their perceived value, despite minor concerns regarding communication due to cultural differences.
    Read All Reviews

    Sofia, Bulgaria

    ul. Tsaribrodska 94
    Sofia, Bulgaria 1309

    2 - 5

    +359.87.656.6334

    See All Locations (2)
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  • MENA Software Logotype

    4.8 4 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    25% Blockchain
    15% Back Office Outsourcing +5 services
    10% BI & Big Data Consulting & SI
    10% Business Consulting
    10% Custom Software Development
    10% Mobile App Development
    10% Web Development

    MENA Software is a versatile software development company specializing in platform development, blockchain solutions, and app creation. Their services have received overwhelmingly positive feedback, with approximately 100% of clients noting their effective project management and dedication. Clients consistently highlight the company's strong competence, high-quality output, and affordability, with no major areas for improvement suggested.

    See all 4 projects

    Reviews mention Professional

    MENA Software has received positive feedback regarding their professionalism and promptness in project management. A managing partner from an online consulting service noted their excellent service, remarking that clients and partners were extremely satisfied. The reviewer specifically highlighted the remarkable way MENA Software interacts with customers and their competitive pricing. Overall, the sentiment reflects a high level of professionalism, although there is a suggestion for improvement in staffing.
    • Software Update for Online Consulting Service
      5.0 Oct 19, 2018

      MENA Software was professional and prompt. The way they work and deal with customers is remarkable. They also offer great prices.

      Read Full Review
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    Industry Experience

    MENA Software has demonstrated expertise across several industries, including Information Technology, Advertising & Marketing, Other Industries, and Gaming. Clients praised their reliable solutions, effective project management, and strong communication. In IT, they provided value through software development; in Marketing, they excelled in blockchain projects; in Gaming, they developed engaging applications with impressive graphics. Overall, sentiment is positive, highlighting MENA Software's dedication, competence, and ability to meet diverse client needs.

    Read All Reviews

    Select Industry to see insights

    Information technology Advertising & marketing IT Services Gaming

    Average Project Cost Breakdown

    $10,000 to $49,000 (2) Less than $10,000 (1) $50,000 to $199,999 (1)

    What Clients Have Said

    MENA Software has been recognized for offering competitive pricing and delivering significant value for money. Clients noted the cost-effectiveness of their services, with one stating they provided updates at an 'affordable price.' Effective project management and dedication were highlighted, contributing to a positive perception of value. Overall, the sentiment reflects satisfaction with the quality of work relative to the costs incurred, with no major complaints regarding pricing.
    Read All Reviews

    View projects from:

    Bulgaria (2) United Arab Emirates (1)
    View Profile
  • findy IoT Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Services provided

    70% IoT Development
    15% Custom Software Development
    15% Engineering

    Findy IoT is an IoT development company. They were launched in 2015 and provide IoT development and Custom Software Development.

    Read more
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  • IndigoVerge Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    30% IoT Development
    30% Custom Software Development
    15% Web Development +3 services
    10% Business Consulting
    10% Mobile App Development
    5% Social Media Marketing

    IndigoVerge is a software development company. In Sofia, Bulgaria, the firm was launched in 2006. Their team focuses on Custom Software Development and IoT development.

    Read more
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  • Smartaly Logotype

    Not yet reviewed

    $25,000+
    $50 - $99 / hr
    10 - 49
    Pravets, Bulgaria

    Services provided

    60% IoT Development
    20% AI Development
    20% Custom Software Development

    Smartaly, an IoT development company, was founded in 2019. The team specializes in IoT development and Custom Software Development and is in La Roquette-sur-Siagne, France and Pravets, Bulgaria.

    Read more

    Pravets, Bulgaria

    sq. Todor Jivkov
    Pravets, Bulgaria 2161

    16 - 20

    See All Locations (2)
    View Profile
  • Wildorb Interactive Design Studio Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    10% Application Testing
    10% Branding +7 services
    10% Custom Software Development
    10% E-Commerce Development
    10% Graphic Design
    10% Mobile App Development
    10% UX/UI Design
    10% Web Design
    10% Web Development

    Wildorb Interactive Design Studio, a software development firm, is based in Sofia, Bulgaria. They provide Custom Software Development and UX/UI Design.

    Read more
    View Profile
  • NCB Ltd Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    30% Custom Software Development
    30% Web Development +2 services
    20% Application Testing
    10% Blockchain

    Founded in 2013, NCB Ltd is a software development firm. Their team offers Custom Software Development and Web Development.

    Read more
    View Profile
  • OBG Logotype

    Not yet reviewed

    $10,000+
    $25 - $49 / hr
    2 - 9
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    30% Mobile App Development
    30% Web Development +3 services
    10% Custom Software Development
    10% Enterprise App Modernization
    10% IT Managed Services

    App development firm OBG was founded in 2014. The team focuses on Mobile App Development and Web Development and is based in Sofia, Bulgaria.

    Read more
    View Profile
  • Soitron Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    250 - 999
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    25% IT Managed Services
    20% IT Staff Augmentation +4 services
    15% Cybersecurity
    15% Web Development
    10% Custom Software Development
    5% Back Office Outsourcing

    Soitron is a Bratislava 25, Slovakia-based IT managed services company. The team provides IT managed services and IT staff augmentation.

    Read more

    Sofia, Bulgaria

    XS Tower, 5 “Panorama Sofia” Str.
    Sofia, Bulgaria 1766

    76 - 100

    See All Locations (6)
    View Profile
  • Civitta Logotype

    4.9 23 reviews
    $25,000+
    $50 - $99 / hr
    250 - 999
    Sofia, Bulgaria

    Services provided

    10% IoT Development
    25% AI Development
    20% Cloud Consulting & SI +3 services
    20% Custom Software Development
    15% Enterprise App Modernization
    10% Mobile App Development

    Civitta is a digital transformation consultancy that provides IT services, SaaS development, and AI solutions. Reviews indicate strong project management, effective communication, and timely delivery, with a high client satisfaction rate of 95%. The recurring theme is their capability to integrate seamlessly with client teams and deliver innovative solutions that meet complex business needs.

    See all 23 projects

    Reviews mention Passionate about their work

    Clients consistently commend Pro Application Tech for their evident passion and commitment to quality in service delivery. One client highlighted their impressive passion and the high quality of work, noting that the developers brought significant value to complex projects. The synergy with the founder, Valentin Costanda, was also emphasized, showcasing a strong alignment in both technical and interpersonal skills. Overall, the sentiment regarding their passion for work is overwhelmingly positive, reflecting a dedicated and engaged team.
    • Website App Development for Software Company
      5.0 Sep 21, 2022

      I'm impressed with their passion and quality of the delivered services.

      Read Full Review
    Read All Reviews

    Industry Experience

    Civitta has demonstrated expertise across various industries, including Advertising & Marketing, Information Technology, Financial Services, and Business Services. Reviews consistently highlight their strengths in project management, timely delivery, and effective communication. Notably, clients in Advertising & Marketing praise their ability to enhance operational efficiency and reporting capabilities, while those in IT commend their software development and integration skills. Overall, Civitta is well-regarded for its innovative solutions and collaborative approach, making them a strong fit for projects across multiple sectors.

    Read All Reviews

    Select Industry to see insights

    Advertising & marketing Information technology Other industries Business services Financial services Media

    View projects from:

    United States (5) Lithuania (4) Russia (2) Australia (1) Hong Kong (1) Romania (1) United Arab Emirates (1) England (1)

    This provider is fluent in 5 languages:

    • English
    • Polish
    • Estonian
    • Finnish
    • Ukrainian

    This provider is available in 1 time zone:

    • Central European Time (CET)

    Sofia, Bulgaria

    94 ulitsa "Tsaribrodska"
    Sofia, Bulgaria 1309

    10 - 15

    +40 722 316 036

    See All Locations (22)
    View Profile Visit Website

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Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 App Streams Ltd
2 Quanterall
3 BGO Software - The Digital Health Lab
4 eLando
5 Devision
6 Aionys
7 ThingsLog
8 Senstate Technologies
9 Dision
10 MENA Software

List of the Top 10 Bulgaria IoT Developers

  1. App Streams Ltd Logotype

    App Streams Ltd

    $25,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    35.4/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    7.8/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  2. Quanterall Logotype

    Quanterall

    $50,000+
    $50 - $99 / hr
    50 - 249
    Varna, Bulgaria

    Ability to deliver

    33.5/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    7.2/10 Market Presence

    Service focus

    15% IoT Development
    85% Other
    View Profile Visit Website
  3. BGO Software - The Digital Health Lab Logotype

    BGO Software - The Digital Health Lab

    $10,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    33.9/40.0
    15.6/20 Reviews
    10/10 Clients & Experience
    8.3/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  4. eLando Logotype

    eLando

    $25,000+
    $50 - $99 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    32.2/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  5. Devision Logotype

    Devision

    $50,000+
    $50 - $99 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    28.5/40.0
    16/20 Reviews
    7.2/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    20% IoT Development
    80% Other
    View Profile Visit Website
  6. Aionys Logotype

    Aionys

    $5,000+
    $25 - $49 / hr
    50 - 249
    Sofia, Bulgaria

    Ability to deliver

    29.9/40.0
    16.8/20 Reviews
    7.8/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  7. ThingsLog Logotype

    ThingsLog

    $1,000+
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    22.7/40.0
    16.2/20 Reviews
    1.2/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    40% IoT Development
    60% Other
    View Profile Visit Website
  8. Senstate Technologies Logotype

    Senstate Technologies

    $10,000+
    $50 - $99 / hr
    2 - 9
    Gabrovo, Bulgaria

    Ability to deliver

    21.4/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    80% IoT Development
    20% Other
    View Profile Visit Website
  9. Dision Logotype

    Dision

    $10,000+
    $50 - $99 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    21.4/40.0
    16.2/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    20% IoT Development
    80% Other
    View Profile Visit Website
  10. MENA Software Logotype

    MENA Software

    $5,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    20.8/40.0
    15.6/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  11. findy IoT Logotype

    findy IoT

    Undisclosed
    Undisclosed
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    12.6/40.0
    0/20 Reviews
    8/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    70% IoT Development
    30% Other
    View Profile Visit Website
  12. IndigoVerge Logotype

    IndigoVerge

    $10,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    9.3/40.0
    0/20 Reviews
    4/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    30% IoT Development
    70% Other
    View Profile Visit Website
  13. Smartaly Logotype

    Smartaly

    $25,000+
    $50 - $99 / hr
    10 - 49
    Pravets, Bulgaria

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    60% IoT Development
    40% Other
    View Profile Visit Website
  14. Wildorb Interactive Design Studio Logotype

    Wildorb Interactive Design Studio

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    5.2/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.2/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  15. NCB Ltd Logotype

    NCB Ltd

    $1,000+
    $25 - $49 / hr
    10 - 49
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  16. OBG Logotype

    OBG

    $10,000+
    $25 - $49 / hr
    2 - 9
    Sofia, Bulgaria

    Ability to deliver

    4.6/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.6/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  17. Soitron Logotype

    Soitron

    $5,000+
    $50 - $99 / hr
    250 - 999
    Sofia, Bulgaria

    Ability to deliver

    8.8/40.0
    0/20 Reviews
    3.2/10 Clients & Experience
    5.6/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  18. Civitta Logotype

    Civitta

    $25,000+
    $50 - $99 / hr
    250 - 999
    Sofia, Bulgaria

    Ability to deliver

    33.8/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    7/10 Market Presence

    Service focus

    10% IoT Development
    90% Other
    View Profile Visit Website
  19. Sigma Software Group Logotype

    Sigma Software Group

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    Burgas, Bulgaria

    Ability to deliver

    37.4/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    11% IoT Development
    89% Other
    View Profile Visit Website

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