Top 20 Flutter App Development Companies in Barcelona
The Best of April 2026Looking for a top Flutter developer in Barcelona?
Popular native web and mobile app SDK Flutter is celebrated as one of the best development kits for building cross platform applications. Some advantages of using Flutter include productivity, which results from using a single codebase to develop for multiple platforms; performance via its programming language DART; and open-source.
Before hiring a software development company with experience using Flutter, think about if your application needs to be compatible across multiple platforms. If the answer is yes, Flutter developers are a good choice for you.
To assist you in your search for a partner, we’ve compiled this list of the top Flutter app development companies in Barcelona. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Barcelona Flutter Developers
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1$50,000+10 - 49 employeesBarcelona, SpainBoldheart, a mobile application development firm, was founded in 2020. The agency specializes in Mobile App Development, Custom Software Development, UX/UI Design, IT strategy consulting, and more and has a small team. The agency is in Berlin, Germany; München, Germany; Zürich, Switzerland and Wien, Austria.Read More
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ValoraIndustries
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2$10,000+10 - 49 employeesBarcelona, SpainRead More
L+R is an international design & technology studio and boutique strategy consulting firm founded in Brooklyn, New York City in 2012. The firm is made up of 25 skilled strategy, design and technology consultants, specializing in brand identity systems, go-to-market strategy consulting, technology strategy, UX/UI design, and next-generation mobile application development. They have offices in Brooklyn, Barcelona, Los Angeles and Milan and work with middle-market and Fortune 500 clients.
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Amazon Web ServicesIndustries
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3$1,000+10 - 49 employeesSant Cugat del Vallès, SpainTwo.Zero is a custom software development company. The small Sant Cugat del Vallès, Spain-based agency was launched in 2024. Their services include Custom Software Development, Web Development, Mobile App Development, E-Commerce Development, and more.Read More
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4$10,000+1,000 - 9,999 employeesBarcelona, SpainFounded in 2007, Innowise is a custom software development firm. They are based in Warszawa, Poland; Francavilla al Mare, Italy; Zwolle, Netherlands and Zwolle, Netherlands and have a large team. Their services include Custom Software Development, cloud consulting & SI, IT staff augmentation, Web Development, and more.Read More
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HAYS Commercial Bank Of Qatar Topcon Agriculture IS Engineering Monforts WalzentechnikIndustries
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5$50,000+250 - 999 employeesBarcelona, SpainRead More
CHI Software is a software company with 4 development centers in Ukraine: Kharkiv, Kyiv, Dnipro, Zaporizhia. Founded in 2006, CHI Software now has over 500 employees who specialize in providing solutions for startups and establish businesses, especially in the fintech, insurtech, and banking industries. The services include technological consultancy, product development, dedicated engineering teams, and on-demand staffing. They offer expertise in AI, mobile, web, cloud, IoT, and AR/VR solutions.
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Minespider Banyan Infrastructure Imagine Learning MeetupIndustries
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6$25,000+2 - 9 employeesBarcelona, SpainRead More
Claw Studios is a software company based in Cordoba, Argentina. Founded in 2017, their team of approximately 3–4 employees primarily serves small businesses in the business, IT, and consumer goods sectors. Their expertise encompasses web, mobile, and custom software development.
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Aspen ConsultoresIndustries
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7$25,000+10 - 49 employeesBarcelona, SpainRead More
Application development company Goo Apps was founded in 2016. The small Barcelona, Spain-based team specializes in mobile app development, custom software development, ux/ui design, enterprise app modernization, and more.
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8$50,000+250 - 999 employeesBarcelona, SpainParser, a software development firm, is in London, England and Barcelona, Spain. They provide Custom Software Development and Generative AI.Read More
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9$25,000+2 - 9 employeesBarcelona, SpainClutch Developer is a mobile application development company headquartered in Barcelona, Spain. They specialize in Mobile App Development and Conversion Optimization.Read More
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L+R, Global Citizen, Spireworks, Droplette, Deuxmoi, Candid,Industries
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10$10,000+10 - 49 employeesBarcelona, SpainRIA DIrekt is a social media marketing agency launched in 2018. Headquartered in L'viv, Ukraine and London, England, the team provides Social Media Marketing and Mobile App Development.Read More
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11Undisclosed2 - 9 employeesBarcelona, SpainDocastix is an user experience design agency. The Barcelona, Spain-based company was founded in 2024. Their services include UX/UI Design and IT strategy consulting.Read More
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12$5,000+2 - 9 employeesBarcelona, SpainLaunched in 2023, Twinology is an IT strategy consulting company. The team offers IT strategy consulting and cloud consulting & SI.Read More
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13$10,000+2 - 9 employeesManresa, SpainMecexis Studio is a web development company. Established in 2013, the team focuses on Web Development and Web Design.Read More
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