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Top Freelancer App Developers in Poland

Ratings Updated: April 1, 2026

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2 Leaders 10 Contenders

12 Companies

Country: Poland

Agency Size: Freelance

Best Freelancer Mobile App Development Companies in Poland

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What are Featured Providers?

Tallium Inc.

4.9 39 reviews
Premier Verified

$10,000+

$25 - $49 / hr

50 - 249

Serves Poland

Services provided

15% Mobile App Development

35% Custom Software Development

20% UX/UI Design +5 services

10% Web Development

5% AI Development

5% BI & Big Data Consulting & SI

5% Blockchain

5% IT Staff Augmentation

Tallium Inc. is a distinguished Mobile App Development company that excels in creating tailored digital solutions for diverse industries. Across numerous reviews, 100% of clients highlighted Tallium's exceptional project management, timely delivery, and strong technical expertise. Approximately 85% of clients were impressed by their deep understanding of user experience and ability to provide innovative design solutions, while maintaining effective communication and collaboration.

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11 of 12 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 Design & Dev for Drugstore Retailer
5.0 — Tallium Inc. has created a mobile app for a drugstore retailer to establish a new online sales channel. The team’s tasks included competitor and audience analysis, system integration, and feature Read more
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Industry Experience

Tallium Inc. has demonstrated strong expertise across various industries including Advertising & Marketing, Gaming, Financial Services, and Information Technology. Clients commend their professionalism, effective project management, and ability to deliver high-quality digital products. Feedback reveals significant strengths in UI/UX design, technical development, and customer engagement strategies, particularly in the financial and gaming sectors. Overall sentiment indicates that Tallium is well-suited for projects requiring innovative design and robust technical execution.
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Advertising & marketing Financial services Retail Publishing Nonprofit Education Hospitality & leisure Software Other Industry Design Gambling Healthcare Consumer Products Environmental Services Arts, entertainment & music Business services Automotive IT Services Gaming Information technology

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More responsive than most other service providers

Tallium Inc. 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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View projects from:

United States (7) Ukraine (6) Sweden (4) England (4) Germany (3) Canada (2) Kazakhstan (1) Poland (1) Romania (1) Mauritius (1) Switzerland (1) Malta (1) Kenya (1) Hong Kong (1)

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SolveIt

5.0 50 reviews
Premier Verified

$25,000+

$25 - $49 / hr

50 - 249

Serves Poland

Services provided

60% Mobile App Development

15% UX/UI Design

15% Web Development +1 service

10% AI Development

SolveIt is a proficient mobile application development company known for delivering iOS and Android solutions across various industries, including healthcare, real estate, and energy. Over 90% of reviews praise their technical expertise, adaptability, and effective communication. Clients consistently highlight their structured project management and ability to meet deadlines, with 100% of reviews mentioning timely delivery and responsive communication.

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Reviews mention Communicative
The feedback regarding SolveIt's communication skills is overwhelmingly positive, with clients highlighting their responsiveness and clarity. One client noted the 'consistency of their communication' and the establishment of 'straightforward channels' for interaction. Another praised their 'excellent communication style,' which was described as 'friendly and open.' Clients appreciated regular updates and quick responses to inquiries, contributing to a seamless project experience. Overall, the sentiment surrounding SolveIt's communicative abilities is highly favorable, indicating a strong alignment with client expectations.

Mobile App Development for Software Product Agency

5.0 Aug 6, 2024

We appreciated SolveIt's ability to openly communicate the actual state of affairs and their proactiveness, which is rarely found among companies offering staff augmentation services. Although they were primarily responsible for the mobile part of the project, they took into account all the requirements and interests of all the project's participants so that we managed to complete everything at its best.
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MVP Mobile App Dev for AI-Powered Productivity App

5.0 Jul 8, 2024

They swiftly addressed any queries, engaging in really productive communication to meet our requirements. The SolveIt team communicated with flexibility and proactive troubleshooting, and we never encountered any bureaucracy. I would also mention a great level of autonomy that, together with their responsiveness, strikes the perfect balance for the overall project's advancement.
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Mobile App & Web Development for Real Estate Platform

5.0 May 27, 2024

SolveIT's project management was exemplary. They delivered items on time and were highly responsive to our needs. Despite us being challenging clients (in a fun way!), they demonstrated great flexibility and proactive problem-solving. Their clear communication and dedication ensured a smooth transition to our new web application.
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App UI/UX Design & MVP for Influencer Online Competition Co

5.0 Feb 10, 2024

Their entire team was responsive and an absolute joy to work with. Great communication, all updates and communication delivered on time, never had to wait. Our Google Meet calls, Slack messages and emails were timely. Everything was delivered on time, and Alexandra, Diana, Maria and Eugene were total pros!
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Mobile App Dev for Social Media Platform

5.0 May 25, 2023

They are a very communicative and kind team. They were excited about the project and they helped us complete the app quickly and beautifully.
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Industry Experience

SolveIt demonstrates exceptional expertise across various industries, notably Information Technology, Healthcare, Real Estate, Food & Beverage, and Business Services. Clients commend their adaptability, technical proficiency, and proactive communication. In IT and Healthcare, they excel in app development and AI integration, while in Real Estate, they enhance property management solutions. The Food & Beverage sector appreciates their e-commerce capabilities. Overall, clients express high satisfaction, highlighting SolveIt's ability to deliver on time and align with company values, making them a strong partner for diverse projects.
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Food & Beverage Other Industry Energy & natural resources Real estate Healthcare Arts, entertainment & music Sports Beauty & Cosmetics Media Gambling Software Dental IT Services Information technology Consulting Consumer Products Transportation Business services

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More responsive than most other service providers

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

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$25,000 Simple app or MVP $50,000 Standard apps $80,000 Complex apps with everything included

SolveIt Mobile App Development
Full-cycle mobile app development by a EU-based team. The packages are customizable for each client. Contact us for more details regarding the offer.
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Celadonsoft

5.0 28 reviews
Verified

$10,000+

$25 - $49 / hr

50 - 249

Serves Poland

Services provided

20% Mobile App Development

40% Web Development

30% Custom Software Development +1 service

10% AI Development

Celadonsoft is a Mobile App Development company praised for its exceptional project management, communication, and commitment to quality. The company excels in delivering high-quality mobile applications across iOS and Android platforms, with over 90% of reviews highlighting their timely delivery and excellent communication. Clients appreciate Celadonsoft's ability to understand business objectives and recommend valuable improvements, contributing to their high satisfaction rate.

See all 28 projects

10 of 10 Mobile App Development reviews are 5 stars

$1,000,000 – $9,999,999 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Food Ordering System Development for Chain Restaurant
5.0 — Celadon has developed a chain restaurant's food ordering system using Django. They've analyzed the client's business operations, conducted R&D, and built a mobile app. Read more
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Industry Experience

Celadonsoft has demonstrated expertise across various industries, including software, automotive, advertising & marketing, financial services, and hospitality & leisure. Clients consistently praise their strong project management, flexibility, and technical proficiency. In software and financial services, they excelled in SaaS and MVP development, delivering significant efficiency gains. In automotive and hospitality, they revitalized existing platforms and enhanced user experience. Overall, sentiment is highly positive, indicating a strong fit for clients in technology-driven sectors seeking reliable and innovative development partners.
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Other industries Software Advertising & marketing Information technology Automotive Gaming IT Services Business services Hospitality & leisure Education Financial services Manufacturing

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Average Project Cost Breakdown

$10,000 to $49,000 (7) $50,000 to $199,999 (3) Less than $10,000 (2) $200,000 to $999,999 (2) $10,000,000 + (1)

What Clients Have Said
Clients generally regard Celadonsoft as offering good value for money, often highlighting their competitive pricing and high-quality deliverables. For instance, one client noted that Celadonsoft 'fit our budget' while providing 'good value for cost.' Another remarked on their 'great attitude' and 'great price' in relation to timely and satisfactory results. Overall sentiment reflects satisfaction with cost-effectiveness, with many clients expressing willingness to engage in further projects due to the perceived value received.
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View projects from:

United States (6) United Arab Emirates (5) Belarus (2) Canada (1) Germany (1) Guatemala (1) South Korea (1) Nigeria (1) Slovenia (1) Switzerland (1)

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essensys { mReady

4.9 12 reviews
Verified

$50,000+

$50 - $99 / hr

50 - 249

Serves Poland

Services provided

65% Mobile App Development

20% UX/UI Design

15% Web Development

mReady Apps is a mobile application development company known for its expertise in developing iOS and Android apps. They consistently deliver projects on time and within budget, showcasing exceptional project management and technical proficiency. With 100% positive feedback, clients frequently commend their communication skills, attention to detail, and ability to align with client needs and values.

See all 12 projects
Reviews mention Helpful
Clients have consistently praised mReady Apps for their professionalism and responsiveness. One CEO noted, "a very helpful team—one of the best we've worked with," highlighting their effective project management and timely delivery. Similarly, a Product Manager emphasized their "super friendly" attitude and adaptability to client needs. Overall, the sentiment reflects a strong appreciation for mReady Apps' expertise and commitment to client satisfaction, with no significant areas for improvement identified.

Scalable Mobile App Dev & Interface Design for Tech Startup

5.0 Jun 1, 2023

They delivered on time and were always willing to help and adapt based on our requests. They are very professional, and their attitude is super friendly, you can always count on them. I don't think so, they are doing a great job.
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Average Project Cost Breakdown

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

What Clients Have Said
The feedback regarding essensys mReady's cost and value for money is overwhelmingly positive. Clients consistently noted that mReady's pricing aligns with their budgets while offering excellent value. For instance, a project manager highlighted that mReady provided 'good value for cost' and delivered projects on time and under budget. Another client praised the company's 'great culture fit' and 'good value for cost,' reinforcing the sentiment that mReady delivers high-quality services at competitive prices.
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More responsive than most other service providers

essensys { mReady is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

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Romania (8) United States (2) England (1)

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Zils

4.5 1 review

$5,000+

$25 - $49 / hr

Freelancer

Łódź, Poland

Services provided

25% Mobile App Development

40% Web Development

25% Custom Software Development +1 service

10% Wearable App Development

Zils is a development company with expertise in both frontend and backend solutions, as demonstrated by their significant impact on the Polish sports-betting market. The reviews highlight Artur's exceptional skills in agile project management and development, with 100% of the feedback being positive and emphasizing his systematic and effective leadership.

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Industry Experience

Zils has demonstrated strong expertise in the gambling industry, particularly in developing entertainment platforms. Clients appreciate their agile development approach and Artur's dual role as a team leader and developer, resulting in significant market impact, such as capturing 7% of the Polish sports-betting market. Feedback highlights Zils' effective communication and project management skills, positioning them as a reliable partner for projects within the gambling sector.
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Gambling

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Average Project Cost Breakdown

$200,000 to $999,999 (1)

What Clients Have Said
Clients have expressed a positive sentiment regarding Zils' overall cost and value for money, highlighting the company's ability to deliver high-quality solutions at competitive rates. One client noted that Zils' development significantly contributed to capturing 7% of the Polish sports-betting market, indicating a strong return on investment. Feedback emphasizes the exceptional skills of the team, particularly Artur, who was praised for his comprehensive approach and effective management, further enhancing the perceived value of their services.
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Karol Gost

5.0 2 reviews

$1,000+

$50 - $99 / hr

Freelancer

Suwałki, Poland

Services provided

50% Mobile App Development

50% Low/No Code Development

Karol Gost is a Mobile App Development specialist known for accelerating FlutterFlow projects and translating complex requirements into production-ready app screens. With 100% positive feedback, clients praise his speed, attention to detail, and proactive problem-solving skills, enhancing development timelines and app stability. His ability to deliver on time and adapt quickly to changing needs underscores his reliability and expertise.

See all 2 projects

1 of 1 reviews is 5 stars

1 new review for Mobile App Development services

$50,000 – $199,999 avg. project cost

Reviewed 1 time in the past 6 months
In the past six months, clients have praised Karol Gost for his exceptional ability to translate complex requirements into efficient FlutterFlow builds. Notable feedback highlights his timely project management, clear communication, and proactive problem-solving skills, which significantly accelerated development timelines and improved app stability. Clients felt he acted as a true partner, exceeding expectations without significant areas for improvement. Overall, the sentiment is highly positive, emphasizing reliability and expertise.
Read 1 Recent Review

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1 of 1 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

FlutterFlow Development for Design, Dev & Marketing Company
5.0 — Karol Gost provides FlutterFlow development support to a design, development, and marketing company. The team refines existing screens, implements new interface components, and conducts quality Read more
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Industry Experience

Karol Gost demonstrates significant expertise in the Advertising & Marketing industry, specializing in front-end application development using FlutterFlow. Clients noted his ability to translate complex requirements into functional builds, enhancing project velocity and stability. His strengths include organizational skills, attention to detail, and proactive problem-solving. Overall, feedback indicates high satisfaction and reliable performance, making him a strong candidate for projects requiring expertise in app development and user experience design.
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Average Project Cost Breakdown

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

What Clients Have Said
Clients express high satisfaction with the company's value for money, noting significant improvements in development speed and project structure. One client highlighted that Karol Gost's contributions allowed them to complete key modules much faster than anticipated, attributing this efficiency to his proactive problem-solving and attention to detail. Overall, feedback indicates that the cost aligns well with the quality of services provided, marking the company as a valuable partner in development projects.
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What are Featured Providers?

essensys { technology

5.0 11 reviews
Premier Verified

$10,000+

$50 - $99 / hr

50 - 249

Serves Poland

Services provided

40% Custom Software Development

15% BI & Big Data Consulting & SI

15% Web Development +3 services

10% AI Development

10% Enterprise App Modernization

10% Web Design

essensys { technology is a Mobile App Development company, excelling in iOS and Android development, as well as cloud-native solutions. With consistent 100% positive feedback, clients praise their timely delivery, technical expertise, and effective project management. Notably, 50% of reviewers highlight their impressive understanding of complex business needs.

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2 of 2 reviews are 5 stars

1 new review for Mobile App Development services

Unknown avg. project cost

Reviewed 2 times in the past 6 months
Recent client feedback on essensys technology highlights their strong project management and technical capabilities, with notable success in delivering tailored software solutions. For instance, a medical city reported a 30% increase in online bookings due to the app developed by essensys, while a consultancy praised their ability to enhance operational efficiency by 20-30% through a portfolio valuation platform. Overall sentiment is highly positive, emphasizing their professionalism and commitment, though some clients suggested improvements in assertiveness during project discussions.
Read 2 Recent Reviews

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2 of 2 Mobile App Development reviews are 5 stars

1 new review for Mobile App Development in past 6 months

$200,000 – $999,999 avg. project cost

Mobile App Development PROJECT HIGHLIGHT

Mobile App Development, Design & Testing for Medical City
5.0 — essensys { technology provides development and design services for a medical city. The team has built, tested, and maintained a mobile app featuring appointments, medical files, prescriptions, and Read more
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Average Project Cost Breakdown

$200,000 to $999,999 (2) $50,000 to $199,999 (1) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently noted that essensys { technology offers good value for money, with several reviews highlighting that their pricing fit within budget constraints. For instance, the CEO of Adinish appreciated that 'pricing fit our budget,' while the Project Manager of BCR Erste Bank emphasized 'good value for cost.' Overall, sentiment around cost-effectiveness is positive, indicating that clients feel they receive quality services relative to the investment made.
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Romania (7) Netherlands (2) Saudi Arabia (1)

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Freelance Android Developer - Rafal Niski

Not yet reviewed

$1,000+

$100 - $149 / hr

Freelancer

Gdańsk, Poland

Services provided

85% Mobile App Development

15% Wearable App Development

Freelance Android Developer - Rafal Niski is an app development firm. They are headquartered in Gdańsk, Poland, and their services include Mobile App Development and Wearable App Development.
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CHDR.TECH

Not yet reviewed

$1,000+

$25 - $49 / hr

Freelancer

Gdańsk, Poland

Services provided

80% Mobile App Development

10% E-Commerce Development

10% Web Development

CHDR.TECH is a Gdańsk, Poland-based application development firm. They specialize in Mobile App Development and Web Development and were launched in 2021.
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Stonks

Not yet reviewed

$1,000+

$50 - $99 / hr

Freelancer

Świętochłowice, Poland

Services provided

65% Mobile App Development

25% Application Management & Support

10% Wearable App Development

Founded in 2020, Stonks is an app development firm. The small team focuses on Mobile App Development and Application Management & Support.
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Kos Dev Pro

Not yet reviewed

$10,000+

$50 - $99 / hr

Freelancer

Wrocław, Poland

Services provided

25% Mobile App Development

75% IoT Development

Kos Dev Pro, an IoT development company, is in Wrocław, Poland. They specialize in IoT development and Mobile App Development and were launched in 2021.
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OCTOCODE

Not yet reviewed

$1,000+

$25 - $49 / hr

Freelancer

Kraków, Poland

Services provided

20% Mobile App Development

30% Custom Software Development

20% Application Management & Support +2 services

20% Web Development

10% Back Office Outsourcing

OCTOCODE is a small software development firm located in Kraków, Poland. The team provides Custom Software Development and Application Management & Support.
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Mateusz Trybuła Software

Not yet reviewed

$1,000+

$50 - $99 / hr

Freelancer

Marki, Poland

Services provided

25% Mobile App Development

30% Custom Software Development

20% Web Development +2 services

15% AI Development

10% API Development

Mateusz Trybuła Software is a software development company. They focus on Custom Software Development and Mobile App Development and are based in Marki, Poland.
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GreenSoft

Not yet reviewed

$1,000+

$25 - $49 / hr

Freelancer

Bielsko-Biała, Poland

Services provided

20% Mobile App Development

20% Custom Software Development

20% Enterprise App Modernization +2 services

20% Other Application Development

20% Web Development

GreenSoft is a custom software development firm. They were launched in 2016, and their services include Custom Software Development and Enterprise App Modernization.
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Make Automation

5.0 1 review

$1,000+

$50 - $99 / hr

Freelancer

Warszawa, Poland

Services provided

20% Mobile App Development

20% Ecommerce Marketing

20% Social Media Marketing +2 services

20% UX/UI Design

20% Web Development

Make automation provides comprehensive automation solutions, specializing in integrating AI with workflow systems for improved content creation, business administration, and sales processes. The reviews highlight the company's dedication, adaptability, and structured client service, resulting in seamless project execution and significant time-saving benefits. Clients express satisfaction with Make automation's professionalism, timely delivery, and responsive communication.

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RWWDC

Not yet reviewed

Undisclosed

$25 - $49 / hr

Freelancer

Białystok, Poland

Services provided

20% Mobile App Development

60% Web Development

20% Digital Strategy

RWWDC is a website development firm headquartered in Białystok, Poland. They specialize in Web Development and Mobile App Development.
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Hajda Studio

Not yet reviewed

$1,000+

$50 - $99 / hr

Freelancer

Warszawa, Poland

Services provided

15% Mobile App Development

25% UX/UI Design

20% Logo +3 services

20% Web Design

15% Web Development

5% Print Design

Hajda Studio, an UX agency, was established in 2018. The team provides UX/UI Design and Logo.
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Clutch Leaders Matrix

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1 Zils

2 Karol Gost

A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.

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Ability to Deliver (y-axis)

Ability to Deliver considers three criteria:

Client feedback and reviews
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Best Freelancer Mobile App Development Companies in Poland

Zils

$5,000+

$25 - $49 / hr

Freelancer

Łódź, Poland

Ability to deliver

19.8/40.0

14.6/20 Reviews

1.2/10 Clients & Experience

4/10 Market Presence

Service focus

25% Mobile App Development

75% Other

View Profile Visit Website
Karol Gost

$1,000+

$50 - $99 / hr

Freelancer

Suwałki, Poland

Ability to deliver

20.6/40.0

16.6/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

50% Mobile App Development

50% Other

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Freelance Android Developer - Rafal Niski

$1,000+

$100 - $149 / hr

Freelancer

Gdańsk, Poland

Ability to deliver

12.5/40.0

0/20 Reviews

7.7/10 Clients & Experience

4.8/10 Market Presence

Service focus

85% Mobile App Development

15% Other

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CHDR.TECH

$1,000+

$25 - $49 / hr

Freelancer

Gdańsk, Poland

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

80% Mobile App Development

20% Other

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Stonks

$1,000+

$50 - $99 / hr

Freelancer

Świętochłowice, Poland

Ability to deliver

4.6/40.0

0/20 Reviews

0/10 Clients & Experience

4.6/10 Market Presence

Service focus

65% Mobile App Development

35% Other

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Kos Dev Pro

$10,000+

$50 - $99 / hr

Freelancer

Wrocław, Poland

Ability to deliver

6.8/40.0

0/20 Reviews

2.8/10 Clients & Experience

4/10 Market Presence

Service focus

25% Mobile App Development

75% Other

View Profile Visit Website
OCTOCODE

$1,000+

$25 - $49 / hr

Freelancer

Kraków, Poland

Ability to deliver

5.8/40.0

0/20 Reviews

1.2/10 Clients & Experience

4.6/10 Market Presence

Service focus

20% Mobile App Development

80% Other

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Mateusz Trybuła Software

$1,000+

$50 - $99 / hr

Freelancer

Marki, Poland

Ability to deliver

4.1/40.0

0/20 Reviews

0.1/10 Clients & Experience

4/10 Market Presence

Service focus

25% Mobile App Development

75% Other

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GreenSoft

$1,000+

$25 - $49 / hr

Freelancer

Bielsko-Biała, Poland

Ability to deliver

4.6/40.0

0/20 Reviews

0/10 Clients & Experience

4.6/10 Market Presence

Service focus

20% Mobile App Development

80% Other

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Make Automation

$1,000+

$50 - $99 / hr

Freelancer

Warszawa, Poland

Ability to deliver

4.6/40.0

0/20 Reviews

0/10 Clients & Experience

4.6/10 Market Presence

Service focus

20% Mobile App Development

80% Other

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RWWDC

Undisclosed

$25 - $49 / hr

Freelancer

Białystok, Poland

Ability to deliver

4.6/40.0

0/20 Reviews

0/10 Clients & Experience

4.6/10 Market Presence

Service focus

20% Mobile App Development

80% Other

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Hajda Studio

$1,000+

$50 - $99 / hr

Freelancer

Warszawa, Poland

Ability to deliver

4/40.0

0/20 Reviews

0/10 Clients & Experience

4/10 Market Presence

Service focus

15% Mobile App Development

85% Other

View Profile Visit Website

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Top Freelancer App Developers in Poland

Best Freelancer Mobile App Development Companies in Poland

Mobile App Design & Dev for Drugstore Retailer

Industry Experience

Select Industry to see insights

Tallium Inc. is very responsive

Reviews mention Communicative

Mobile App Development for Software Product Agency

MVP Mobile App Dev for AI-Powered Productivity App

Mobile App & Web Development for Real Estate Platform

App UI/UX Design & MVP for Influencer Online Competition Co

Mobile App Dev for Social Media Platform

Industry Experience

Select Industry to see insights

SolveIt is responsive

SolveIt Mobile App Development

Food Ordering System Development for Chain Restaurant

Industry Experience

Select Industry to see insights

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Helpful

Scalable Mobile App Dev & Interface Design for Tech Startup

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essensys { mReady is very responsive

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Reviewed 1 time in the past 6 months

FlutterFlow Development for Design, Dev & Marketing Company

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Reviewed 2 times in the past 6 months

Mobile App Development, Design & Testing for Medical City

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