voltra.oxyloop.comiOS and Android app
Voltra
Workout, nutrition and run tracking in one app. Offline-first, on iOS and Android. Track workouts, hit your macros, actually reach your goals.
01What it does
- Workout tracking with rest timer, PR detection and progressive overload suggestions
- Drag-and-drop program builder
- Nutrition diary with macro tracking and a barcode scanner (Open Food Facts)
- GPS run tracking with route, pace, elevation and splits
- Body weight, hydration and progress charts
- Offline-first: sets are queued and synced on reconnect
- Full VoiceOver and TalkBack support
02Stack
- Expo SDK 55
- React Native
- NativeWind
- TanStack Query
- NestJS
- PostgreSQL
- Redis
- TypeScript
03How it is built
An offline-first Expo and React Native app syncing with a NestJS API (TypeORM, PostgreSQL, Redis). In-app subscriptions, push notifications and over-the-air updates through EAS.