
React Native allows product teams to build iOS and Android applications from a shared codebase, but the quality of the result still depends heavily on architecture, testing, and native platform knowledge. This guide compares European companies offering verified React Native development services, from focused mobile studios to larger software engineering partners.

Gilzor develops mobile products for startups and established businesses, with React Native among its options for cross-platform delivery. The company can cover the wider product cycle, including business analysis, UX and UI design, application development, API integration, testing, deployment, and continued support.
Its European presence includes offices in Warsaw and Limassol. This makes Gilzor relevant to teams that want mobile engineering handled alongside backend systems, web applications, or product design rather than commissioning an isolated front-end build. Its published industry focus covers healthcare, fintech, education, and e-commerce.


A-listware provides React Native mobile app development as part of its broader software engineering and application development practice. The company develops cross-platform applications for iOS and Android, using React Native alongside native technologies when a shared codebase is appropriate. Its mobile services can cover business analysis, UX and UI design, application development, API integration, testing, deployment, and ongoing maintenance.
The company works with startups, growing businesses, and enterprises that need either a complete mobile development team or additional engineering capacity. Its broader expertise includes web development, cloud solutions, backend engineering, data analytics, and IT consulting. This makes A-listware relevant to React Native products that need to integrate with existing business systems, APIs, cloud infrastructure, or web platforms.

OSKI Solutions provides React Native mobile app development as part of its custom software engineering services. The company develops mobile applications for iOS and Android using cross-platform technologies and supports projects from initial requirements and interface design through development, testing, deployment, and maintenance. React Native can be used when businesses want a shared application codebase while retaining the ability to work with native mobile functionality.
The Tallinn-based team also works on web applications, backend systems, APIs, cloud migration, legacy modernization, and dedicated development teams. This broader technical background makes OSKI Solutions relevant to React Native applications that need to communicate with enterprise software, cloud infrastructure, or third-party services. Its experience across healthcare, fintech, e-commerce, logistics, education, and SaaS also supports projects with different business requirements.
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Mobian Studio provides React Native mobile app development as part of its broader software engineering practice. The company develops cross-platform mobile applications for iOS and Android and can support the complete product lifecycle, from requirements and UX and UI design to development, testing, deployment, and ongoing maintenance. Its mobile teams can use React Native to create applications that share code across platforms while still integrating with native device capabilities.
The company combines mobile development with backend engineering, APIs, cloud infrastructure, AI solutions, and quality assurance. This makes Mobian Studio relevant to React Native projects that need more than a mobile interface, particularly when the application depends on custom backend services or integrations with existing systems. Its dedicated development teams can also provide ongoing engineering capacity for products that continue to evolve after launch.
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Soft-Pro provides React Native mobile app development within its broader custom software development practice. The company develops mobile applications for businesses that need cross-platform iOS and Android products, while also providing web development, custom software engineering, cloud services, and AI solutions. Its React Native development approach allows companies to use a shared codebase while connecting the application with backend systems and external APIs.
The Warsaw-based team works with organizations that need custom digital products or additional development capacity. Its full-stack expertise is useful for React Native projects that require authentication, databases, API integrations, cloud infrastructure, or other backend functionality alongside the mobile application. Soft-Pro can therefore support both new mobile products and applications that form part of a larger business software environment.

Itexus provides React Native mobile app development as part of its broader custom software and mobile engineering services. The company develops cross-platform applications for iOS and Android using React Native alongside native technologies. Its mobile development process can include architecture, UX and UI implementation, backend development, API integration, quality assurance, deployment, and ongoing application improvements.
The company has experience developing business and fintech applications that need to connect mobile interfaces with secure backend systems and third-party services. Itexus also provides dedicated development teams, cloud engineering, DevOps, QA, and product development services. This makes the company relevant to React Native projects where the mobile application needs to operate as part of a larger digital platform rather than as a standalone interface.

Netguru provides dedicated React Native development for applications running across iOS and Android. Its service covers product planning, interface design, application engineering, backend integration, testing, and post-launch improvements. The company also works with Expo and can help teams assess React Native against native or other cross-platform approaches.
The firm operates from Poznań and is suited to businesses that need more than an initial app build. Its broader capabilities include digital product consulting, AI development, web platforms, cloud engineering, and modernization, which can be useful when a mobile application forms part of a larger system.

Tapptitude is a mobile product company headquartered in Cluj-Napoca, with another European office in London. Its React Native service is aimed at companies that want to launch on iOS and Android through one codebase while retaining access to product strategy, UX design, backend development, and growth support.
The company follows an MVP-led process, moving from product concept and validation into iterative development. Its portfolio includes consumer and commercial applications, including a mobile product for a major Romanian real estate portal. Tapptitude may therefore suit founders and product teams that expect to test, refine, and expand an application after its first release.

Lightflows develops React Native applications from its offices in London and Guildford. The agency combines cross-platform engineering with UX and UI design, API integration, reusable component development, testing, and continued support.
Its stated sector experience includes fintech, property technology, science, travel, healthcare, e-commerce, and education. This range makes Lightflows a possible match for organizations that require discovery and product design before development begins. The company also handles broader digital product work, so it can connect a React Native application with supporting websites, data services, or business systems.

Miquido is a Polish software development company with a dedicated React Native practice. It builds cross-platform applications as part of a broader mobile engineering service that also covers product strategy, design, native development, backend systems, cloud computing, and AI.
The company is based in Kraków and publishes experience across more than one mobile framework, including React Native, Flutter, Swift, and Kotlin. This gives clients room to compare approaches before committing to a technical direction. Miquido is particularly relevant when architecture selection, cloud services, or application modernization needs to be considered alongside the mobile interface.
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Infinum develops native and cross-platform mobile applications, with React Native listed among its supported technologies. Its teams handle strategy, product design, engineering, quality assurance, cloud infrastructure, and ongoing product improvements.
The company originated in Croatia and maintains operations across several markets. Its published work includes mobile products for telecommunications and banking organizations, indicating experience with applications that connect to complex services and existing systems. Infinum may be a more natural fit for established companies planning a substantial digital product than for a small, tightly scoped prototype.

Pagepro concentrates on React, React Native, Next.js, and related JavaScript technologies. Its React Native offering includes new application development, Expo projects, migration from older native or hybrid implementations, maintenance, and performance work.
The development team is primarily based in Poland, while the company also has a UK presence. Pagepro has documented React Native work involving financial products and native-to-React Native migration. Its narrower technical focus may appeal to businesses that already know they want a React-based stack and prefer a partner deeply involved in that ecosystem.

Manchester-based Apadmi designs, develops, and manages mobile products for businesses with established customer bases and operational requirements. React Native is one of several technologies used by the company, alongside native iOS and Android, Flutter, Kotlin Multiplatform, and hybrid approaches.
Rather than applying the same framework to every project, Apadmi selects an architecture according to performance, maintainability, and product objectives. Its capabilities extend into system integration, data, product optimization, and ongoing mobile support. This is useful for companies whose app must connect with existing commerce, loyalty, healthcare, retail, or enterprise platforms.

Curiosum uses React Native as its primary mobile technology and React for interactive web interfaces. On the backend, the company has a strong focus on Elixir and the Phoenix framework, alongside database, machine learning, and AI capabilities.
Based in Poznań, the team is a particularly interesting option for products that need real-time functionality or must process many concurrent connections. Examples could include communication tools, collaborative applications, marketplaces, or platforms with frequently changing data. Its focused technology stack is less broad than that of a large outsourcing provider, but that focus can be useful when React Native and Elixir are already a good architectural match.

The Distance is a UK app development agency with offices in London and York. Its React Native service covers new builds as well as reviews, improvements, rebuilds, and support for existing applications.
The agency also provides digital product design, backend development, web applications, automation, integration, and quality optimization. That combination is relevant for companies taking over an app with technical debt or expanding a mobile product that already has users. The Distance explicitly works with SMEs, although its broader services can also support larger organizations with ongoing product requirements.

Makers' Den is a Berlin-founded development agency centered on React and TypeScript. It creates React Native mobile applications for iOS and Android, along with React web products, Node.js backends, headless commerce systems, and AI-enabled tools.
Clients work directly with senior developers, and the company uses a time and materials engagement model. Its team operates remotely across Central Europe while retaining its Berlin base. Makers' Den should be considered by businesses that value direct access to engineers and want the mobile app, web interface, and backend built around a closely related JavaScript stack.

Itransition offers React Native application development for iOS and Android, including consulting, architecture, interface development, API integration, testing, migration, maintenance, and performance improvement. The company can also implement native modules in Swift, Objective-C, Java, or Kotlin when a cross-platform application requires deeper access to device functionality.
Its published React Native work includes healthcare monitoring software and a property tenancy platform. The company has European offices and a broad engineering practice covering cloud, enterprise software, data, and system integration. That breadth makes it suitable for applications that need to interact with existing corporate infrastructure.

Dev and Deliver is a Kraków-based software company offering React Native development for mobile products that need to run on both iOS and Android. Its service includes product planning, UX and UI design, application engineering, integration, testing, release preparation, and support.
The company presents itself as a senior development team and works with clients outside Poland as well as within the country. Its React Native practice is suitable for organizations seeking a relatively focused European team rather than a large multinational provider. The company can support both initial launches and continued product development after an app reaches users.

SolveIt develops cross-platform applications using React Native and other mobile technologies. Its work spans consulting, product discovery, UX and UI design, application development, backend engineering, quality assurance, deployment, and post-launch support.
The company has offices in Warsaw and Stockholm, giving it a clear European operating presence. Its industry coverage includes healthcare, e-commerce, real estate, logistics, travel, media, and social products. SolveIt tends to work with startups and small to medium-sized businesses, making it a practical candidate for MVPs and products that require a continuing development team after launch.

Kellton provides React Native consulting and development for cross-platform mobile applications. Its services cover application planning, UI development, backend and API integration, testing, deployment, migration, updates, and ongoing maintenance.
The company operates through a distributed delivery structure that includes Poland and the UK, along with locations outside Europe. Kellton is a better fit for businesses that need access to a larger engineering organization or expect their application to involve enterprise systems, cloud services, analytics, or digital modernization. Its experience with native and cross-platform technologies also allows teams to assess where shared code is appropriate and where platform-specific development may still be needed.

21century.tech provides custom software development with an AI-assisted engineering approach. The company combines senior software engineers with AI tools to accelerate development while keeping architecture, code review, testing, security, and technical decisions under human supervision. Its services cover requirements analysis, software architecture, full-stack development, integrations, testing, CI/CD, deployment, and ongoing engineering support.
The company is positioned for startups and businesses that need production-ready software without building a large internal engineering team. Its broader capabilities can support web applications, backend systems, APIs, MVPs, and custom business software. For a React Native project, its value is more likely to come from broader full-stack engineering and AI-assisted development than from a narrowly specialized React Native practice, so clients should confirm the exact mobile expertise required for the project.
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net-devs provides software engineering services for businesses that need custom applications, enterprise systems, AI solutions, and dedicated development teams. The company combines senior engineers with AI-assisted development to accelerate implementation, testing, documentation, and other engineering activities. Its technology approach is stack-agnostic and includes .NET, JVM technologies, Node.js, Python, Go, React, Angular, and Vue.
The company works across enterprise software development, AI engineering, cloud and platform engineering, legacy modernization, and technical leadership. Its experience covers industries including fintech, healthcare, logistics, and B2B SaaS. This makes net-devs more suitable for React Native projects that require substantial backend, API, cloud, or enterprise integration work than for clients looking for a React Native-only mobile studio.
The right React Native partner depends on more than technical ability alone. Some European companies on this list are geared toward fast-moving MVPs, while others are better equipped for enterprise integrations, app modernization, or long-term product development. Before deciding, compare relevant project experience, native iOS and Android knowledge, communication style, and the support available after launch. A shared codebase can make development more efficient, but thoughtful architecture and careful testing are what keep the app reliable as it grows. The best fit is the team that understands both the technology and the product behind it.