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Mobile App Development with Expo & React Native

One app for iOS, Android and web — launch faster, spend less

Ship a single cross-platform codebase that feels native on every device. Expo & React Native let you reach all users without tripling your budget.

Why Choose Expo & React Native?

Expo has become the go-to framework for mobile app development in 2026. Used by giants like Microsoft, Shopify, Discord, and thousands of companies worldwide, it enables truly native applications from a single TypeScript codebase.

At Appik Studio, we adopted React Native from its early days and have accumulated over 10 years of experience with this technology. We've watched the ecosystem mature and evolve into the solution of choice for demanding companies that want speed without compromising quality.

Our Mobile Expertise

One codebase, all platforms

Develop for iOS, Android, and the web simultaneously. With React Native and Expo, we share up to 95% of code across platforms. Result: you reduce costs by 30 to 40% compared to separate Swift/Kotlin native development, while maintaining a native, fluid user experience.

Guaranteed native performance

React Native compiles to native code. Your users will see no difference from an app built with Swift or Kotlin. Smooth 60fps animations, full access to native APIs (camera, Bluetooth, geolocation, NFC), and exemplary responsiveness.

Instant updates (OTA)

With Expo Updates, deploy fixes and new features without going through Apple and Google stores. Your users receive updates in real-time, allowing you to iterate quickly and respond to market feedback.

Mature and sustainable ecosystem

10 years of React Native, 8 years of Expo. A massive developer community, battle-tested libraries for every use case: Bluetooth, camera, in-app payments, push notifications, geolocation, biometric authentication, and more.

Technologies We Master

TechnologyUsage
Expo SDKCross-platform mobile development framework
React NativeNative rendering layer for iOS & Android
TypeScriptStatic typing for robust code
Expo RouterType-safe navigation, deep linking
Expo Updates (OTA)Updates without going through stores
EAS Build & SubmitCloud builds and automated store submission
React Native ReanimatedPerformant native animations
Firebase / SupabaseBackend-as-a-Service, auth, push notifications

Mobile Projects Delivered

Our mobile applications are used daily by thousands of users across Switzerland and Europe:

  • Pneumoscope — Connected stethoscope via mobile app, developed with HUG's spin-off Onescope. Bluetooth connection, AI algorithms executed directly on the smartphone for real-time analysis of respiratory pathologies.

  • Time District — Mobile marketplace for watch collectors in Switzerland, UK, and Europe. Physical authentication, Blockchain certificates, verified ecosystem for secure transactions.

  • Smatch — Sports meetup app in Switzerland. Matching algorithm based on sports level, availability, geolocation. Integrated chat for organizing meetups.

  • ApiZoom — Parasite detection in beehives using Deep Learning. EPFL and Swiss company ApiZoom collaboration. Photo → AI analysis → instant diagnosis.

  • CervixCheck — Cervical cancer detection aid. Collaboration with EPFL's LTS5 laboratory and Geneva University Hospitals (HUG). Secure data collection and risk factor classification.

  • ClearSky — Edge AI application for phone call analysis. Artificial intelligence executed entirely on the smartphone for maximum privacy.

Our Mobile Development Process

1. Consultation and scoping

We analyze your project during a free consultation: business goals, target audience, key features, technical constraints. Together we define the MVP scope.

2. UX/UI Design

Our designer creates wireframes then high-fidelity mockups on Figma. Every screen is designed to maximize engagement and user satisfaction.

3. Agile development

2-week sprints with regular demos. You follow progress in real-time and can adjust priorities at each iteration.

4. Testing and quality

Unit tests, integration tests, testing on real devices (iOS and Android). We guarantee a stable and performant application before each release.

5. Deployment and store submission

Publication on the App Store and Google Play Store. We handle screenshots, descriptions, ASO keywords, and the review process.

6. Support and maintenance

Security updates, compatibility with new iOS/Android versions, crash monitoring, feature evolution. Your application stays performant over time.

Frequently Asked Questions

How much does mobile app development cost? At Appik Studio, expect from CHF 25,000 for a functional MVP, up to CHF 150,000+ for complex applications with advanced integrations (AI, IoT, payments). Every project is unique — contact us for a personalized quote.

How long does it take to develop an app? An MVP can be delivered in 2 to 3 months. A full-featured application typically requires 4 to 6 months. With Expo and React Native, we develop for iOS and Android simultaneously, significantly accelerating the timeline.

Will my app work as well on iOS as on Android? Absolutely. React Native compiles to native code for each platform. The user experience is identical to a natively developed application. We test on real iOS and Android devices to guarantee impeccable quality.

Can I update my app without going through the stores? Yes, thanks to Expo Updates (OTA). Content and business logic updates can be deployed instantly. Only native code changes require a new store submission.

Your app idea deserves a real plan

Get a free scoping session with our team. We've shipped 30+ apps for Swiss startups, hospitals and research labs — we'll map out your timeline, stack and budget in one call.

CONTACT

contact@appik-studio.ch
+41 78 693 58 72

APPIK STUDIO

Avenue de Béthusy 26,

1005, Lausanne, Suisse.

Appik Studio SARL, Copyright © 2026|Privacy Policy

Appik Studio combines 10 years of development expertise with the latest advances in artificial intelligence. We build AI applications for our clients and use AI to optimize our development process. Based in Lausanne, in the heart of the Swiss Health Valley, we specialize in building cutting-edge iOS and Android applications using React, React-Native, and Expo technologies, enabling fast and cost-effective cross-platform development. Our expertise extends to AI-powered applications, with integrations for OpenAI, Anthropic Claude, Google Gemini, DeepSeek, and custom Machine Learning and Deep Learning algorithms. We deliver complex integrations with third-party systems, REST APIs, databases, and cloud services. We have collaborated with major digital health players in Switzerland such as CHUV and HUG, as well as research projects from EPFL, HEIG-VD, and startups from the EPFL Innovation Park. Our front-end developers master React, NextJS, TypeScript, and the latest web technologies. Our back-end developers are experts in NodeJS, Python, Firebase, and PostgreSQL. Our full-stack engineering team ensures results of the highest quality for your smartphone, tablet, smartwatch, IoT connected devices, or web platform applications. Our UI/UX designer creates modern and intuitive interfaces following best practices in ergonomics and accessibility. Whether you are a startup, a research spin-off, an SME, or a large enterprise, Appik Studio combines the technical expertise and rigor of large organizations with the flexibility, responsiveness, and velocity of an agile Swiss team.