React Native Development Services

One Codebase. Two Platforms. Faster Mobile Delivery.

Relia Software helps businesses build mobile apps for both iOS and Android with a shared codebase using React Native.

React Native allows teams to share much of the development effort across platforms while still delivering a smooth, native-like user experience.

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Why Choose React Native for Mobile App Development?

React Native offers a powerful solution for businesses seeking a competitive edge in the mobile app market.

React Native allows us to share around 70 – 90% of the codebase between iOS and Android, reducing development time, effort and accelerating releases.

Maintaining one product team with React Native can reduce development costs by around 30 – 45% compared to building two fully native apps separately.

When new features are added, teams can often roll them out across both platforms at the same time instead of managing separate release cycles.

Companies already using React for web products can reuse frontend knowledge, engineering workflows, and parts of application logic.

React Native works well for products that need frequent updates, evolving roadmaps, and long-term feature growth.

Apps from Meta, Shopify, and Discord have used React Native as part of their mobile development strategy.

What We Offer Under React Native Development Services?

Cross-Platform Mobile Applications

We build React Native apps that run on both iOS and Android while keeping the experience consistent across devices. Your app will deliver fast without maintaining two separate mobile teams.

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Web-to-Mobile Migration

Turn existing web platforms into mobile applications or migrate legacy native apps to React Native for easier maintenance and faster feature delivery.

React Native App Optimization & Audits

Already have a React Native app? We analyze performance, identify bottlenecks, improve rendering efficiency, reduce load times, and enhance overall app stability.

React Native Maintenance & Support

Keep your app running smoothly with ongoing bug fixes, dependency updates, performance improvements, OS compatibility updates, and over-the-air releases using Expo and modern deployment workflows.

API Integration

We seamlessly integrate your React Native app with your existing backend systems and APIs, ensuring smooth data flow and communication between your app and your core business functionalities.

React Native Technologies We Work With

React Native
React Native
TypeScript
TypeScript
JavaScript
JavaScript
Expo
Expo
React Navigation
React Navigation
Redux
Redux
Zustand
Zustand
MobX
MobX
React Query
React Query
REST APIs
REST APIs
GraphQL
GraphQL
Firebase
Firebase
Firebase Auth
Firebase Auth
Auth0
Auth0
OAuth2
OAuth2
OneSignal
OneSignal
Firebase Cloud Messaging
Firebase Cloud Messaging
Firebase Analytics
Firebase Analytics
Mixpanel
Mixpanel
Amplitude
Amplitude
Stripe
Stripe
PayPal
PayPal
Apple Pay
Apple Pay
Google Pay
Google Pay
Jest
Jest
Detox
Detox
Appium
Appium
GitHub Actions
GitHub Actions
Bitrise
Bitrise
EAS Build
EAS Build

Why Choose Relia Software for React Native Development?

We focus on how people actually use mobile apps instead of simply shrinking a web product onto smaller screens.
Mobile-First Thinking
We focus on how people actually use mobile apps instead of simply shrinking a web product onto smaller screens.
AI-assisted workflows help accelerate development, testing, debugging, and documentation while keeping engineering quality under review.
AI-Assisted Engineering
AI-assisted workflows help accelerate development, testing, debugging, and documentation while keeping engineering quality under review.
Need a React Native developer, a mobile squad, or full product delivery? We scale based on your roadmap.
Flexible Team Models
Need a React Native developer, a mobile squad, or full product delivery? We scale based on your roadmap.
Our team understands both web and mobile ecosystems, making it easier to build connected digital products.
Strong Experience
Our team understands both web and mobile ecosystems, making it easier to build connected digital products.

Our React Native Development Process

Our React Native process focuses on what matters most: clear planning, mobile-friendly design, stable development, real-device testing, smooth launch, and long-term app improvement.

01

Product Discovery

We work closely with your team to define user personas, key features, platform requirements, monetization strategy, and long-term product goals.

We also evaluate whether React Native is the right fit, identify native functionality requirements, and create a roadmap that balances speed, scalability, and budget.

02

UX/UI Design

Our designers create user journeys, wireframes, and high-fidelity screens optimized for touch interactions, navigation patterns, accessibility, and platform guidelines. We aim to natural feels on both iOS and Android devices.

Mobile users behave differently from web users. Screen space is limited, attention spans are shorter, and every interaction needs to feel intuitive.

03

React Native Engineering

Once the design is approved, our developers begin building the application using React Native, TypeScript, and scalable architecture patterns.

We focus on writing maintainable code that supports future feature growth rather than quick fixes that create technical debt.

04

Device Testing & Quality Assurance

Our QA team validates:

  • User flows and functionality,
  • Device compatibility,
  • Screen responsiveness,
  • Performance under different conditions,
  • Offline and poor-network scenarios,
  • Security and data handling,
  • App Store and Google Play compliance requirements.

Both manual and automated testing are used to identify issues before release. A mobile app must work reliably across different devices, operating systems, and network conditions.

05

App Store & Google Play Launch

We handle configuration, store listing preparation, app signing and certificates, App Store Connect + Google Play Console setup, store review support, and release management.

Our team helps ensure your application meets platform requirements and is ready for a smooth launch.

06

Monitoring, Updates & Product Growth

After release, we monitor performance, track crashes, fix bugs, review analytics, and improve the app based on real user behavior.

Our team also handles React Native upgrades, library updates, new feature development, App Store optimization, and over-the-air updates with Expo when suitable.

Frequenly Asked Questions

Yes. React Native can access most native device features, including cameras, GPS, biometrics, push notifications, Bluetooth, payments, and sensors. For advanced platform-specific functionality, custom native modules can be added when needed.

Hiring a React Native developer in Vietnam typically costs around $800–$2,500+/month, depending on experience, mobile expertise, architecture knowledge, and communication skills.

The timeline for developing a React Native app also varies depending on project complexity. Here's a rough estimate:

  • Simple app: 2-3 months.
  • Medium complexity app: 4-6 months.
  • Complex app with advanced features: 6+ months.

Absolutely. React Native helps startups launch faster, reduce development costs, and validate products without maintaining separate mobile teams.

  • React Native is often the better choice when you need to launch on both iOS and Android quickly with lower development costs and maintenance efforts.
  • Native development is a better fit for apps that require advanced graphics, intensive animations, complex AR/VR features, or deep platform-specific integrations.

If you want an exact answer for your project, our team can help evaluate your requirements and recommend the most suitable approach.

There is no an exact answer for Flutter or React Native is better. Flutter offers greater UI consistency across platforms, while React Native benefits from a larger JavaScript ecosystem and stronger integration with existing React applications.

Solutions in Action

Yellowdig

Yellowdig

Yellowdig is a community learning platform that helps students and educators interact through discussions, posts, reactions, and peer engagement.

Relia Software helped extend that experience to mobile, giving students and educators an easy way to stay connected, participate in conversations, and engage with course communities wherever they are.

Skooc

Skooc

Skooc is a wellness and habit-building app designed to help children and families build healthier routines.

Relia Software developed the React Native mobile app with health tracking, progress monitoring, admin workflows, and user-friendly screens that make daily engagement simple and accessible.

Mekari

Mekari

Mekari is a large business software ecosystem used by companies across HR, finance, payroll, and operations.

Relia Software supported mobile development for its platform, helping improve React Native app experiences connected to complex workflows, business data, and enterprise-grade backend systems.

Uthrive

Uthrive

Uthrive is a rewards and cashback mobile platform that helps users discover offers, earn points, and redeem rewards from partner brands.

Relia Software used React Native to build a consistent experience across iOS and Android, allowing users to browse promotions, track rewards, and manage their accounts through a single mobile application.