Service details
Mobile App Development
We build native and cross-platform mobile applications for iOS and Android that users actually enjoy. From MVP validation to full-featured consumer apps and enterprise tools, we cover the entire product lifecycle.
Our mobile team combines strong engineering with UX sensibility — because beautiful code that ships a poor experience is a failed product.
What’s included
- iOS (Swift/SwiftUI) and Android (Kotlin/Jetpack Compose) native development
- Cross-platform development with React Native or Flutter
- UI/UX design and prototyping
- Backend API integration and offline-first architecture
- Push notifications, analytics, and in-app purchases
- App Store & Google Play submission and compliance
- Post-launch monitoring and iteration
Use cases
- Launch a consumer app from zero to App Store in 8–12 weeks
- Add a mobile companion to an existing web platform
- Build enterprise tools for field teams with offline capability
- Create health & fitness or fintech apps with strict compliance requirements
- Modernize a legacy mobile app with updated UX and performance
Tech stack
- Swift, SwiftUI (iOS)
- Kotlin, Jetpack Compose (Android)
- React Native, Expo
- Flutter, Dart
- Firebase, Supabase, AWS Amplify
What our clients say
“Crossline built our mobile app from scratch — App Store approved on first submission.”
“Crossline delivered a polished, performant app that our users love. The attention to UX detail and the speed of delivery were both outstanding.”
Priya Sharma
Product Lead at Pulse Health
Let's build
something great.
Have a project in mind? We'd love to hear about it. Reach out and tell us more.
- No commitment required
- Free initial consultation