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Top App Developers in Knoxville

Ratings Updated: April 25, 2026

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Featured

What are Featured Providers?
Utility

4.8 26 reviews
Premier Verified

$50,000+

$100 - $149 / hr

50 - 249

Serves Knoxville, United States

Services provided

50% Mobile App Development

10% AI Development

10% Custom Software Development +3 services

10% UX/UI Design

10% Web Design

10% Web Development

Utility is a distinguished Mobile App Development company, specializing in building sleek, high-functioning mobile applications across iOS and Android platforms. The feedback is overwhelmingly positive, with approximately 90% of clients highlighting their strategic business insights, timely delivery, and robust technical expertise. Clients praise Utility for their outstanding project management and innovative solutions that consistently exceed expectations, though one client reported concerns about communication and code quality.

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Reviews mention Patient
Clients consistently praised Utility for their patience and adaptability throughout project execution. One client noted, "Utility always kept a level head and never freaked out over any changes that ever came up," highlighting their calm demeanor under pressure. Another emphasized their "flexible, patient, and accommodating" nature, which was crucial in managing complex projects with multiple stakeholders. Overall, the sentiment reflects a strong appreciation for Utility's ability to maintain composure and deliver quality results in challenging circumstances.

Web Design & Dev for Sports Technology Company

5.0 Apr 14, 2020

The workflow between our team, Utility, and then NBA, required a lot of understanding, patience and creativity with proactive solutions. Utility always rose to the challenge and was able to move quickly, with deadlines always fast-approaching. They also always kept a level head and never freaked out over any changes that ever came up -- always calm and proactive about keeping on task.
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E-Learning Dev for Major Hospital System

5.0 Oct 2, 2017

We aren’t the most organized team, and we are doing such a large project for the first time, so a lot of patience and coordination has been required. Yet, nothing has ever felt disorganized or off-track. Being flexible, patient, and accommodating would stand out as the top quality that has made this relationship work so well.
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Live Streaming Platform Design & Dev for New TV Network

5.0 Oct 2, 2017

They were really helpful in educating us about digital and technology along the way, and I think that’s probably unique. They were patient with us, but very aggressive with making sure we hit timelines. We felt like we had someone on our side, versus having an “outsourced web designer.”
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Industry Experience

Utility has demonstrated solid expertise across various industries including Sports, Healthcare, Advertising & Marketing, Hospitality, and IT Services. Feedback indicates strengths in mobile app development, user experience design, and strategic insights that enhance business outcomes. Clients commend their ability to meet deadlines, effective communication, and adaptability in project management. Overall, Utility is well-suited for clients looking for innovative solutions in Sports, Healthcare, and digital platforms, where their unique approach can drive significant value.
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Arts, entertainment & music Sports Advertising & marketing Hospitality & leisure Healthcare Software IT Services Real estate Gaming Business services Financial services Information technology

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Average Project Cost Breakdown

$50,000 to $199,999 (11) $200,000 to $999,999 (5) $10,000 to $49,000 (1)

What Clients Have Said
Clients generally perceive Utility as providing good value for money, with several noting that their pricing was competitive and fair. For instance, a project for Bleacher Report was selected due to Utility's balance of cost and skills. Others highlighted that Utility did not nickel-and-dime for additional work, reinforcing a positive sentiment regarding their pricing strategy. However, one client did express dissatisfaction with the value received relative to the investment made, indicating that expectations may not have been met in that instance.
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New York City, New York (12) Miami, Florida (3) Brooklyn, New York (2) Los Angeles, California (2) Washington, District of Columbia (1) Dallas, Texas (1) Houston, Texas (1) El Segundo, California (1) Santa Ana, California (1) Mansfield, Massachusetts (1)

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Innowise

4.9 72 reviews
Premier Verified

$10,000+

$50 - $99 / hr

1,000 - 9,999

Serves Knoxville, United States

Services provided

10% Mobile App Development

10% AI Agents

10% AI Consulting +7 services

10% AI Development

10% BI & Big Data Consulting & SI

10% Blockchain

10% Cloud Consulting & SI

10% Custom Software Development

10% Cybersecurity

10% IT Staff Augmentation

Innowise is a versatile mobile app development company renowned for its robust expertise in mobile software engineering, encompassing iOS and Android development. Across reviews, clients praise Innowise's timely delivery, professionalism, and effective communication, with 100% highlighting their project management skills. Remarkable for their technical depth and alignment with client values, they deliver high-quality solutions tailored to diverse technological needs.

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1 of 1 reviews is 5 stars

Unknown avg. project cost

Reviewed 1 time in the past 6 months
In the past six months, Innowise has received positive feedback for their ability to deliver custom database solutions efficiently. A client praised their effective project management, noting that Innowise outperformed a previous vendor by adhering to timelines and budgets. The integration of workflows and reporting was highlighted as a significant improvement, reducing labor for the client. Overall, sentiments reflect satisfaction with Innowise's professionalism and the quality of their deliverables.
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10 of 13 Mobile App Development reviews are 5 stars

$50,000 – $199,999 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

IT Staff Augmentation for Payment System Company
4.5 — Innowise provided IT staff augmentation services for a payment system company. They worked with the client's internal team to develop a Flutter POS app, a microsite for blockchain wallets, and ERP Read more
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Industry Experience

Innowise Group has demonstrated extensive expertise across various industries, including healthcare, information technology, financial services, and advertising & marketing. Clients praised their technical proficiency, project management skills, and ability to deliver solutions that enhance operational efficiency. Feedback reveals a consistent sentiment of satisfaction, particularly in healthcare and IT services, with notable improvements in workflow and compliance. Businesses in need of software development, data management, or digital transformation in these sectors would benefit significantly from engaging Innowise.
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Design Information technology Advertising & marketing Arts, entertainment & music Software Financial services Energy & natural resources Healthcare Construction Gaming Business services IT Services Consulting Other Industry Consumer Products Telecommunications Human Resources Wellness & Fitness Manufacturing Education

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United States (15) Germany (10) Italy (6) England (4) Switzerland (4) Israel (3) Estonia (3) Luxembourg (2) France (2) Ireland (2) Lithuania (1) Qatar (1) Armenia (1) Finland (1) New Zealand (1) Norway (1) Poland (1) Georgia (1) South Africa (1) Sweden (1) Denmark (1) Thailand (1) Belarus (1) Bosnia and Herzegovina (1)

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TechAhead

4.9 118 reviews
Premier Verified

$25,000+

$25 - $49 / hr

50 - 249

Serves Knoxville, United States

Services provided

50% Mobile App Development

35% AI Development

15% Custom Software Development

TechAhead is a distinguished mobile app development firm that specializes in comprehensive mobile application development across iOS and Android platforms. Across diverse industries, TechAhead has consistently received positive feedback, with approximately 90% of reviews highlighting their expertise in mobile app design, development, and project management. Their clients commend TechAhead for their professionalism, timely delivery, and excellent communication, making them a strategic partner rather than just a service provider.

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Reviews mention Results-oriented
The overall sentiment regarding TechAhead's results-oriented approach is highly positive. Clients have highlighted their ability to deliver quality work and functionality, with one noting that TechAhead anticipated issues before they arose, ensuring a smooth project flow. Another client praised their swift adaptation to an existing project, yielding successful outcomes in record time. Overall, clients appreciate the team's commitment to achieving project goals efficiently, demonstrating a strong focus on results.

Mobile App Design & Dev for Firewood Marketplace Platform

5.0 Jun 4, 2025

TechAhead has delivered quality work and functionality. The team is always patient with me and goes through multiple iterations to produce the desired results. Some back-and-forth communication has taken longer than I thought, but there’s never been a problem with getting the quality and functionality I want.
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5 of 5 reviews are 5 stars

4 new reviews for Mobile App Development services

$50,000 – $199,999 avg. project cost

Reviewed 5 times in the past 6 months
Recent reviews for TechAhead reflect a strong overall sentiment, highlighting their exceptional project management, communication, and technical expertise. Clients commend the team's responsiveness and ability to meet deadlines, with one stating, "TechAhead has met and exceeded our expectations." Notably, the collaborative approach and senior-level expertise were praised, ensuring seamless development processes. Clients appreciate their strategic partnership, with advice emphasizing clear requirements and open communication for optimal results.
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78 of 88 Mobile App Development reviews are 5 stars

5 new reviews for Mobile App Development in past 6 months

$50,000 – $199,999 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Mobile App Design & Development for Waste Management Company
5.0 — techahead has designed and developed iOS and Android apps for a waste management company. The team has used Figma and FigJam for design and React Native. techahead is working on a second AI-focused Read more
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More responsive than most other service providers

TechAhead is responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Designli

5.0 77 reviews
Premier Verified

$10,000+

$50 - $99 / hr

250 - 999

Serves Knoxville, United States

Services provided

60% Mobile App Development

20% Custom Software Development

10% AI Development +1 service

10% UX/UI Design

Designli is a distinguished Mobile App Development company specializing in creating interactive prototypes and MVPs for both iOS and Android platforms. Their reviews reflect a 100% positive feedback rate, highlighting their organizational execution, expertise in UX/UI design, and effective project management. Approximately 80% of reviewers commend their communication skills and responsiveness, making Designli a trusted partner for innovative app solutions.

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Reviews mention Receptive
Clients consistently express high satisfaction with Designli's receptive approach, highlighting their ability to listen closely and incorporate feedback effectively. One client noted, "They listened to my ideas and incorporated them effectively," while another praised their "excellent flow in the process" and responsiveness to suggestions. Overall, the sentiment is overwhelmingly positive, with clients appreciating Designli's commitment to understanding their needs and providing thoughtful solutions throughout the project lifecycle.

Prototype Design for IT Fundraising Platform

5.0 Jun 8, 2021

Designli was a very communicative team — they sent weekly updates and informed us in advance whenever there were potential constraints that could affect our timelines. Apart from that, they were highly receptive to our feedback, so any adjustments from our end were addressed right away.
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Consulting & Design for Professional Connections Startup

5.0 Feb 21, 2020

If anything, they’ve over-communicated and been very concise. They make sure that we understand every step and where every dollar is going. Open up and share any and all ideas with them; they’re very receptive and want to hear everything.
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App Dev for On-Demand Fitness Service

5.0 Sep 14, 2018

They do an incredible job of listening to my ideas and determining how to make them a reality. Considering the knowledge they have, those conversations are streamlined and concise. I have never left a meeting unsure of what we accomplished.
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37 of 37 Mobile App Development reviews are 5 stars

3 new reviews for Mobile App Development in past 6 months

$10,000 – $49,000 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

UX/UI Design for IT Company
5.0 — Designli has provided mobile app UX/UI design services for an IT company. The team has created the UX/UI design and wireframes using Figma. Designli has also developed a clickable prototype for the Read more
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Industry Experience

Designli has demonstrated expertise across various industries, including Information Technology, Medical, Legal, Real Estate, and Education. Clients consistently praise their project management, responsiveness, and ability to deliver high-quality prototypes that effectively meet user needs. Overall sentiment is highly positive, with businesses particularly valuing Designli's strategic input and collaborative approach in translating ideas into functional designs. Companies in tech, healthcare, and education find a strong match due to Designli's focus on user experience and innovation.
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Financial services Healthcare Real estate Consulting Nonprofit Social Networking Other industries Other Industry IT Services Software Energy & natural resources Wellness & Fitness Automotive Business services Transportation Food & Beverages Education Manufacturing Gambling Utilities Human Resources Sports Arts, entertainment & music Media Construction Legal Information technology Medical

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Average Project Cost Breakdown

$10,000 to $49,000 (34) $50,000 to $199,999 (19) Less than $10,000 (3) $200,000 to $999,999 (3) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Client feedback highlights Designli's competitive pricing and strong value for money. Clients consistently mention that the company delivers high-quality work within budget constraints. For instance, one client appreciated that Designli effectively managed costs while providing a comprehensive prototype and project roadmap for under $20,000. Another noted the firm's transparency in pricing, which helped avoid unexpected costs. Overall, clients express satisfaction with the investment made, citing excellent communication and timely delivery as key factors in their positive experiences.
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Tusk Software

4.9 5 reviews

Undisclosed

$150 - $199 / hr

10 - 49

Knoxville, TN

Services provided

20% Mobile App Development

50% Web Development

10% Cloud Consulting & SI +2 services

10% IT Strategy Consulting

10% Web Design

Tusk Software is a Mobile App Development company specializing in software development, database management, and web design. Their work, including iOS and Android development, is praised for user satisfaction and efficiency, with consistent positive feedback highlighting their creativity and project management skills. They have successfully scaled systems for over 15,000 daily users.

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Industry Experience

Tusk Software has demonstrated expertise primarily in the Financial Services and Other Industries, delivering impactful solutions in sectors like finance, accounting, animal genetics, and photography. Clients commend their communication, project management, and adaptability to diverse technologies, enhancing operational efficiencies and user satisfaction. Overall sentiment is highly positive, highlighting Tusk's ability to understand complex requirements, meet deadlines, and provide effective software maintenance and development, making them a strong fit for projects in these industries.
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Financial services Other Industry

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Average Project Cost Breakdown

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

What Clients Have Said
Clients have consistently highlighted Tusk Software's strong value for money, noting that the company delivers high-quality results within budget constraints. One client remarked on Tusk's thorough discovery process that helped avoid costly rebuilds, while another emphasized that the deliverables met or exceeded expectations. Overall, feedback indicates a sentiment of satisfaction regarding cost-effectiveness, with clients appreciating Tusk's commitment to maintaining project timelines and adapting to specific needs without incurring additional expenses.
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Atlanta, Georgia (1) Chattanooga, Tennessee (1) Knoxville, Tennessee (1) San Angelo, Texas (1)

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$200,000 – $999,999 avg. project cost for Mobile App Development services in Knoxville

Knoxville-based Mobile App Development project highlight

Web & Mobile App Development for Animal Biotech Company
4.5 — Tusk Software has designed and developed web and mobile applications for an animal genetics company. They’ve built everything from scratch, including a patented database that supports the Read more
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245TECH LLC

5.0 3 reviews

$5,000+

$100 - $149 / hr

10 - 49

Knoxville, TN

Services provided

20% Mobile App Development

20% Web Development

10% CRM Consulting and SI +5 services

10% E-Commerce Development

10% Pay Per Click

10% Search Engine Optimization

10% UX/UI Design

10% Web Design

245TECH LLC is a mobile app development company that specializes in creating customized applications to meet specific client needs. Reviewers consistently praise their attentive project management and the ability to transform ideas into functional apps, with 100% of feedback being positive. Clients appreciate the personal, responsive service and effective solutions provided by the team.

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Reviews mention High-quality work
Clients have consistently praised 245TECH LLC for delivering high-quality work, particularly in app development. One client noted that the team, led by Jeff and Scott, effectively transformed their complex idea into a functioning app, which has already resulted in increased sales and positive user feedback. The company's attentive communication and ability to simplify the development process were highlighted as key strengths, contributing to an overall sentiment of satisfaction and confidence in their capabilities.

Web App Dev for School Fundraising Business

5.0 May 15, 2022

They were able to turn our "idea" into a reality. The app is working as designed and we look forward to improving the app as we move forward.
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Industry Experience

245TECH LLC has received positive feedback across various industries, including Restaurants, Education, and K9 Bed Bug Detection. Clients praised their expertise in developing user-friendly applications and websites tailored to specific business needs. In the restaurant sector, they excelled in creating mobile-friendly web pages, while in education, their app for fundraising enhanced sales and user engagement. Overall, 245TECH is recognized for their responsiveness, effective communication, and ability to deliver customized solutions promptly.
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Restaurants Other Industry Education

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Sevierville, Tennessee (1) Clinton, Tennessee (1) Lenoir City, Tennessee (1)

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2 of 2 Knoxville-based reviews are 5 stars

$10,000 – $49,000 avg. project cost for Mobile App Development services in Knoxville

Mobile App Development project highlight

Mobile App Development for K9 Bed Bug Detection Company
5.0 — 245TECH LLC developed a proprietary app for client reports for a bed bug detection company. The app allowed the client to standardize and streamline their inspection reports. Read more
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Featured

What are Featured Providers?

Five Pack

4.9 19 reviews
Premier Verified

$50,000+

$150 - $199 / hr

50 - 249

Serves Knoxville, United States

Services provided

35% Mobile App Development

20% Custom Software Development

20% IT Staff Augmentation +2 services

15% Web Development

10% UX/UI Design

Five Pack is a mobile app development company renowned for its expertise in iOS and Android app development, providing full-service solutions from design to deployment. Across multiple reviews, Five Pack is consistently praised for its excellent project management, responsiveness, and partnership approach, with 100% of reviewers noting their ability to meet timelines and adapt to project needs. Clients highlight their proactive communication and ability to deliver high-quality mobile solutions, leading to successful outcomes and ongoing collaborations.

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Industry Experience

Five Pack demonstrates expertise across various industries, including Consumer Products (noted for adept e-commerce solutions), Automotive (enhancing operational efficiency), Social Networking (successful app development), and Healthcare (efficient mobile solutions). The overall sentiment is positive, highlighting their strengths in project management, responsiveness, and understanding client needs. Their adaptability and collaborative approach make them suitable for clients in sectors like IT Services, Construction, and Financial Services, indicating a strong fit for organizations seeking customized, impactful development solutions.
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Automotive Consumer products & services Social Networking Business services Construction Media Financial services Agriculture Energy & natural resources Information technology Healthcare IT Services Transportation Legal Software

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Average Project Cost Breakdown

$50,000 to $199,999 (6) $200,000 to $999,999 (3) $10,000 to $49,000 (1) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently highlight Five Pack's exceptional value for money, noting their ability to deliver high-quality work within budget. One client remarked on their efficiency in maximizing resources, stating they helped transition from a custom build to a more budget-friendly Shopify solution. Another emphasized the timely and responsive communication that kept projects on track. Overall, the sentiment is overwhelmingly positive, with clients appreciating the combination of cost-effectiveness and quality service.
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St. Louis, Missouri (2) Dallas, Texas (2) Fort Worth, Texas (2) Murray, Kentucky (2) Frisco, Texas (1) New Braunfels, Texas (1) Green Bay, Wisconsin (1) Irvine, California (1) Albuquerque, New Mexico (1) Tempe, Arizona (1) Alexandria, Virginia (1)

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Qubika

4.9 61 reviews
Premier Verified

$10,000+

$50 - $99 / hr

250 - 999

Serves Knoxville, United States

Services provided

15% Mobile App Development

40% AI Development

30% Cloud Consulting & SI +1 service

15% UX/UI Design

Qubika is a mobile application development company highly praised for its expertise in iOS and Android development. The firm consistently receives positive feedback, with 100% of reviewers highlighting their remarkable talent, responsiveness, and commitment to quality. Clients commend Qubika's ability to deliver projects on time and their adeptness in providing innovative solutions, particularly in mobile app development and AI integration.

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Reviews mention Trustworthy
The feedback indicates a strong sentiment of trustworthiness towards Qubika, with clients highlighting their professionalism and reliability. One client noted, 'I felt I could rely on them to assist in new endeavors,' which reflects a high level of confidence in their capabilities. Another emphasized the seamless integration of the team, stating, 'They became so integrated within our organization, that they felt like part of our team.' Overall, the reviews consistently portray Qubika as a trustworthy partner in project execution.

Scheduling App Prototype Design & Development for Startup

5.0 Sep 9, 2019

I would just suggest that you sit back and listen. Let them do their job. If you try to be too managerial and insist that they design exactly what you’re telling them to, it’s not going to work out as well or be as enjoyable as if you are willing to listen and trust them to do what’s best for the final product.
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Mobile App Dev for Communication Management Platform

5.0 May 31, 2018

I think December Labs works better when they are given an entire project versus working as part of a team mixed with their developers and their customers’ development teams. It requires trusting them, but it’s worth it.
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22 of 26 Mobile App Development reviews are 5 stars

1 new review for Mobile App Development in past 6 months

$50,000 – $199,999 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

App Redesign & Optimization for Social Media Platform
5.0 — Qubika (formerly December Labs) redesigned a mobile app for sharing memories with friends and family. The team created wireframes and prototypes with a new UI toolkit. Read more
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Industry Experience

Qubika has demonstrated expertise across various industries, including Information Technology, Consulting, Wellness & Fitness, Software, and Healthcare. Clients commend their technical acumen, responsiveness, and ability to deliver quality products on time, often highlighting successful project outcomes, such as improved efficiency and user engagement. Overall sentiment reflects satisfaction, especially in IT and healthcare sectors where their adaptability and innovative solutions have made a significant impact.
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Information technology Consulting Wellness & Fitness Software Other Industry Hospitality & leisure Real estate Consumer Products Manufacturing Education Healthcare Arts, entertainment & music Chemicals & Biotechnology Energy & natural resources Financial services Business services Nonprofit Media Advertising & marketing Telecommunications IT Services

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Average Project Cost Breakdown

$50,000 to $199,999 (18) $10,000 to $49,000 (11) $200,000 to $999,999 (9) Less than $10,000 (5) $1,000,000 to $9,999,999 (2)

What Clients Have Said
Client feedback consistently highlights Qubika's competitive pricing and strong value for money. Clients appreciate that the pricing fits their budgets while ensuring high-quality service and deliverables. For instance, one client noted, "Pricing fit our budget" and highlighted Qubika as a "good value for cost." Overall, the sentiment reflects satisfaction with the cost-effectiveness and quality of work provided, making Qubika a recommended partner for various projects.
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Core Mobile App Development

5.0 46 reviews
Premier Verified

$10,000+

$50 - $99 / hr

10 - 49

Serves Knoxville, United States

Services provided

60% Mobile App Development

15% Search Engine Optimization

10% AI Development +2 services

10% Web Design

5% Web Development

Core Mobile App Development is a distinguished app development company specializing in Mobile App Development, including iOS and Android platforms, and offering comprehensive project management services. Their clients consistently highlight their professionalism, responsiveness, and ability to deliver projects on time and within budget. Impressively, 100% of reviewers noted their excellent communication skills and commitment to aligning with client goals, resulting in increased user engagement and satisfaction.

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1 of 1 reviews is 5 stars

1 new review for Mobile App Development services

Unknown avg. project cost

Reviewed 1 time in the past 6 months
In recent reviews, Core Mobile App Development has received high praise for their exceptional project management and alignment with client values. A client noted a 38% growth in inbound opportunities and highlighted the team's detail-oriented approach and timely delivery. Their expertise in tailoring solutions to industry needs was particularly impressive, and no areas for improvement were identified. Overall, sentiment is overwhelmingly positive, indicating a strong fit for prospective projects.
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13 of 14 Mobile App Development reviews are 5 stars

1 new review for Mobile App Development in past 6 months

$10,000 – $49,000 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Mobile App Development for Video Editing Company
5.0 — Core Mobile App Development updated a mobile app for a video editing company. The app was designed to streamline the process of editing videos and delivering them to customers via URL links. Read more
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Industry Experience

Core Mobile App Development has demonstrated expertise across diverse sectors including education, healthcare, arts, and technology. Reviews reflect strong performance in improving backend architecture for healthcare, developing apps for educational outreach, and creating engaging user experiences in the arts. Overall sentiment is highly positive, highlighting strengths in project management, responsiveness, and alignment with client missions. Potential clients in healthcare, education, and arts industries may find a particularly good match due to the provider's demonstrated impact and ability to understand sector-specific needs.
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Healthcare Government Arts, entertainment & music Publishing Social Networking Software IT Services Gaming Design Consulting Agriculture Legal Financial services Construction Hospitality & leisure Advertising & marketing Nonprofit Other Industry Sports Legal Cannabis Manufacturing Business services Education

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United States (32) India (1) Nigeria (1) Thailand (1) Ukraine (1)

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Rustik, Inc.

Not yet reviewed

$10,000+

$50 - $99 / hr

10 - 49

Knoxville, TN

Services provided

30% Mobile App Development

40% Custom Software Development

20% Web Development +1 service

10% Business Consulting

Rustik, Inc., a custom software development firm, was launched in 2020. The team specializes in Custom Software Development and Mobile App Development.
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CodeTank Labs, LLC

Not yet reviewed

$5,000+

$100 - $149 / hr

10 - 49

Knoxville, TN

Services provided

20% Mobile App Development

20% AR/VR Development

20% Custom Software Development +2 services

20% Enterprise App Modernization

20% Web Development

CodeTank Labs, LLC is a custom software development company founded in 2015. The small team offers Custom Software Development and Enterprise App Modernization.
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ResultStack

Not yet reviewed

$50,000+

Undisclosed

50 - 249

Knoxville, TN

Services provided

10% Mobile App Development

10% AI Development

10% AR/VR Development +7 services

10% Cloud Consulting & SI

10% Custom Software Development

10% E-Commerce Development

10% Enterprise App Modernization

10% Microservices Architecture Services

10% UX/UI Design

10% Web Design

ResultStack is a Knoxville, Tennessee-based software development company. They focus on Custom Software Development and Mobile App Development.
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Pioneer Media

Not yet reviewed

$5,000+

$100 - $149 / hr

Freelancer

Louisville, TN

Services provided

20% Mobile App Development

20% E-Commerce Development

20% Search Engine Optimization +2 services

20% Web Design

20% Web Development

Pioneer Media, an e-commerce development company, is based in Louisville, Tennessee. They specialize in E-Commerce Development and Mobile App Development.
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Efficience

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Knoxville, TN

Services provided

20% Mobile App Development

20% E-Commerce Development

20% Mobile & App Marketing +2 services

20% Social Media Marketing

20% Web Design

Efficience is an e-commerce development firm. The Knoxville, Tennessee-based company was launched in 2004. Their services include E-Commerce Development and Mobile App Development.
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What are Featured Providers?
Appigma

5.0 14 reviews
Premier Verified

$1,000+

$25 - $49 / hr

10 - 49

Serves Knoxville, United States

Services provided

10% Mobile App Development

10% AI Agents

10% AI Development +7 services

10% Custom Software Development

10% E-Commerce Development

10% IoT Development

10% Mobile & App Marketing

10% UX/UI Design

10% Wearable App Development

10% Web Development

Appigma is a distinguished Mobile App Development company specializing in creating custom solutions across industries, focusing on iOS and Android development. The reviews reflect a 100% satisfaction rate, highlighting their technical expertise, timely delivery, and exceptional project management. Customers frequently commend Appigma's ability to integrate mobile, web, and AI solutions seamlessly, enhancing operational efficiency and customer engagement.

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Reviews mention Exceeds expectations
The client from Janaki Technical Solutions expressed that Appigma exceeded expectations by delivering a comprehensive digital transformation, including a mobile app and AI tools that significantly improved booking rates by over 40% and minimized scheduling errors. The client's feedback highlighted Appigma's professional project management, timely communication, and proactive approach, which ensured a smooth process. The final product's functionality and user experience were particularly praised, reinforcing their satisfaction with the overall results.

Mobile App & Web-Based Platform Dev for Appliance Repair Co

5.0 Nov 25, 2025

One area for improvement could be providing more visual mockups earlier in the project to help visualize the final product sooner. Aside from that, their work was exceptional, and the final results exceeded expectations.
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6 of 6 Mobile App Development reviews are 5 stars

4 new reviews for Mobile App Development in past 6 months

$10,000 – $49,000 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Mobile App Development & UX/UI Design for Travel Agency
5.0 — Appigma developed and designed a mobile app for a travel agency. The team created a solution to allow users to browse packages, book trips, make payments, chat, log in, and get real-time travel Read more
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Industry Experience

Appigma has demonstrated expertise across various sectors, including Beauty, Consumer Products & Services, Home Services, Automotive, Energy & Natural Resources, and Other Industries. Clients highlighted their strengths in custom application development, user-centric design, and effective project management. The sentiment is overwhelmingly positive, with notable improvements in operational efficiency, customer engagement, and business growth reported across industries. Potential clients in these sectors can expect a responsive partner capable of delivering tailored solutions that drive measurable results.
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Other industries Consumer products & services Beauty Energy & natural resources Home Services Automotive IT Services

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More responsive than most other service providers

Appigma is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Atmosphere Apps

4.9 18 reviews
Premier Verified

$25,000+

$100 - $149 / hr

10 - 49

Serves Knoxville, United States

Services provided

15% Mobile App Development

20% Custom Software Development

15% Web Development +5 services

10% AI Development

10% Application Management & Support

10% IT Managed Services

10% Low/No Code Development

10% Web Design

Atmosphere Apps is a versatile company specializing in Mobile App Development, including iOS and Android Development, as well as website design. The reviews reflect overwhelmingly positive feedback, emphasizing their expertise, strong communication, and ability to deliver projects on time and within budget. Notably, 100% of reviewers commend their problem-solving capabilities and responsiveness, with many praising their innovative approaches and seamless app performance.

See all 18 projects

8 of 9 Mobile App Development reviews are 5 stars

$50,000 – $199,999 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Mobile App Dev. for Medical Devices Company
5.0 — Atmosphere Apps created a hybrid mobile app that offers customized information to users. Read more
Read 9 Reviews

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Industry Experience

Atmosphere Apps has demonstrated strong expertise across several industries, particularly in Healthcare, Dental, Manufacturing, and Education. Clients commend their effective project management, responsiveness, and ability to provide customized solutions that enhance operational efficiency and user engagement. Overall sentiment is highly positive, with notable success in improving app functionality and streamlining processes. Potential clients in these sectors will find Atmosphere Apps to be a reliable partner for innovative and tailored software development.
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Dental Medical Manufacturing Healthcare Energy & natural resources Arts, entertainment & music Advertising & marketing Media Education Construction Information technology Publishing Nonprofit

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Average Project Cost Breakdown

$50,000 to $199,999 (6) $10,000 to $49,000 (4) $200,000 to $999,999 (3)

What Clients Have Said
Clients consistently commend Atmosphere Apps for their exceptional value for money, noting that they deliver high-quality work within budget. One client highlighted that the company exceeded expectations without increasing costs, while another praised their responsiveness and flexibility in adapting to project changes, ensuring timely completion. Overall, clients express satisfaction with the pricing structure, often describing it as reasonable given the quality of service and innovative solutions provided.
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View projects from:

Gainesville, Florida (7) New York City, New York (4) Palm Beach Gardens, Florida (2) Jupiter, Florida (1) Paramus, New Jersey (1) Parsippany, New Jersey (1) Boston, Massachusetts (1) Montville, New Jersey (1)

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Semaphore Mobile

5.0 17 reviews
Premier Verified

$5,000+

$50 - $99 / hr

10 - 49

Serves Knoxville, United States

Services provided

30% Mobile App Development

25% Custom Software Development

20% Web Development +2 services

15% E-Commerce Development

10% UX/UI Design

Semaphore Mobile is a Mobile App Development company offering services in iOS and Android development. Across reviews, clients consistently highlight their professionalism, strong project management, and ability to understand and execute client visions. With a 100% positive feedback rate, 90% of reviewers commend their excellent communication and flexibility. Many clients appreciate their dedication, describing them as a reliable development partner.

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Reviews mention Open to feedback
Clients have noted Semaphore's responsiveness to feedback, highlighting their ability to adapt after initial code reviews. One client mentioned, "They responded well to our feedback," indicating a positive sentiment towards their willingness to improve. Additionally, they appreciated Semaphore's straightforwardness, stating, "They stand out just by being straightforward." Overall, the feedback reflects a favorable sentiment regarding Semaphore's openness to client input and their commitment to meeting project standards.

E-Commerce Site Development for Software Company

5.0 Jan 28, 2019

We tracked their quality through a weekly code review. It took us a few reviews to let them know how we wanted things to be done, but this is to be expected with every project. Once we got past this, they were able to meet our standards. They responded well to our feedback.
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Custom Software Dev for Mobile Classifieds Marketplace

5.0 Sep 9, 2025

Their project management was excellent from start to finish. They kept us updated throughout every stage of development with clear timelines and consistent communication. Anytime we had feedback or new requirements, they were quick to adapt and provide solutions without delays.
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10 of 10 Mobile App Development reviews are 5 stars

1 new review for Mobile App Development in past 6 months

$10,000 – $49,000 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Custom Software Dev for Mobile Classifieds Marketplace
5.0 — Semaphore Mobile developed a website for a mobile classifieds marketplace. The team also developed a mobile app and a CMS Read more
Read 10 Reviews

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Industry Experience

Semaphore Mobile has demonstrated expertise across various industries, including Advertising & Marketing, Agriculture, Healthcare, Software, IT Services, Construction, Automotive, Transportation, and Social Networking. Clients praise their professionalism, communication, and project management skills, highlighting successful outcomes such as app development and system improvements. Overall, the sentiment is highly positive, indicating that Semaphore Mobile is a strong candidate for businesses seeking reliable development partners in these sectors.
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Agriculture Social Networking Healthcare Software IT Services Construction Automotive Transportation Advertising & marketing

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View projects from:

Dallas, Texas (6) Tulsa, Oklahoma (1) Chattanooga, Tennessee (1) Paris, Texas (1) Birmingham, Alabama (1) Salt Lake City, Utah (1) West Monroe, Louisiana (1) Kilgore, Texas (1) Dalhart, Texas (1) Falls Church, Virginia (1)

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Cadre5

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Knoxville, TN

Services provided

20% Mobile App Development

20% Custom Software Development

20% UX/UI Design +2 services

20% Web Design

20% Web Development

Founded in 1999, Cadre5 is a custom software development firm. The team specializes in Custom Software Development and UX/UI Design and is located in Knoxville, Tennessee.
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ITR ~~ Information Technology Resources

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Knoxville, TN

Services provided

20% Mobile App Development

20% Cybersecurity

20% IT Managed Services +2 services

20% IT Strategy Consulting

20% Web Development

ITR ~~ Information Technology Resources is an IT managed services company established in 1997. The team offers IT managed services and Cybersecurity and is located in Knoxville, Tennessee.
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Lotus Apps

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Knoxville, TN

Services provided

20% Mobile App Development

20% Mobile & App Marketing

20% Print Design +2 services

20% Web Design

20% Web Development

Launched in 2015, Lotus Apps is a mobile application development company. The small team focuses on Mobile App Development and Mobile & App Marketing.
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Castlenext Technology

Not yet reviewed

$50,000+

$25 - $49 / hr

10 - 49

Vonore, TN

Services provided

30% Mobile App Development

30% E-Commerce Development

30% Web Development +1 service

10% Custom Software Development

Castlenext Technology is a Vonore, Tennessee-based website development firm. The team focuses on Web Development and Mobile App Development.
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Acato Information Management LLC

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Oak Ridge, TN

Services provided

20% Mobile App Development

20% Custom Software Development

20% UX/UI Design +2 services

20% Web Design

20% Web Development

Founded in 2010, Acato Information Management LLC is a custom software development firm. Their services include Custom Software Development and UX/UI Design.
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Mass infoline

Not yet reviewed

$1,000+

< $25 / hr

10 - 49

Dayton, TN

Services provided

40% Mobile App Development

20% Graphic Design

20% Web Development +2 services

10% AR/VR Development

10% Search Engine Optimization

Established in 2016, Mass infoline is an application development firm. The team specializes in Mobile App Development and Graphic Design.
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Dayton, TN

879 BLYTHE FERRY RD
Dayton, TN 37321
2 - 5

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Imfitech IT Solution Pvt. Ltd.

Not yet reviewed

$5,000+

< $25 / hr

10 - 49

Vonore, TN

Services provided

20% Mobile App Development

20% Custom Software Development

20% IT Strategy Consulting +3 services

20% Web Development

10% UX/UI Design

10% Web Design

Imfitech IT Solution Pvt. Ltd. Is an Ahmedabad, India-based software development company. Established in 2012, the team provides Custom Software Development and IT strategy consulting.
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Vonore, TN

156 Keeble Rd
Vonore, TN 37885

443-784-5227

See All Locations (2)

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Outsoft

Not yet reviewed

$1,000+

$25 - $49 / hr

50 - 249

Knoxville, TN

Services provided

15% Mobile App Development

15% AR/VR Development

15% Custom Software Development +9 services

15% Web Development

10% UX/UI Design

10% Web Design

5% E-Commerce Development

5% Logo

3% Application Testing

3% Enterprise App Modernization

2% IoT Development

2% Wearable App Development

In Knoxville, Tennessee and Kyiv, Ukraine, Outsoft is a software development firm. The team focuses on Custom Software Development and AR/VR development.
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Top App Developers in Knoxville

List of the Top Knoxville Mobile App Development Companies

Reviews mention Patient

Web Design & Dev for Sports Technology Company

E-Learning Dev for Major Hospital System

Live Streaming Platform Design & Dev for New TV Network

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviewed 1 time in the past 6 months

IT Staff Augmentation for Payment System Company

Industry Experience

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Reviews mention Results-oriented

Mobile App Design & Dev for Firewood Marketplace Platform

Reviewed 5 times in the past 6 months

Mobile App Design & Development for Waste Management Company

TechAhead is responsive

Reviews mention Receptive

Prototype Design for IT Fundraising Platform

Consulting & Design for Professional Connections Startup

App Dev for On-Demand Fitness Service

UX/UI Design for IT Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Web & Mobile App Development for Animal Biotech Company

Reviews mention High-quality work

Web App Dev for School Fundraising Business

Industry Experience

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Mobile App Development for K9 Bed Bug Detection Company

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviews mention Trustworthy

Scheduling App Prototype Design & Development for Startup

Mobile App Dev for Communication Management Platform

App Redesign & Optimization for Social Media Platform

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviewed 1 time in the past 6 months

Mobile App Development for Video Editing Company

Industry Experience

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Reviews mention Exceeds expectations

Mobile App & Web-Based Platform Dev for Appliance Repair Co

Mobile App Development & UX/UI Design for Travel Agency

Industry Experience

Select Industry to see insights

Appigma is very responsive

Mobile App Dev. for Medical Devices Company

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Open to feedback

E-Commerce Site Development for Software Company

Custom Software Dev for Mobile Classifieds Marketplace

Custom Software Dev for Mobile Classifieds Marketplace

Industry Experience

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List of the Top 2 Knoxville Mobile App Development Companies

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