Selected work
Coinly
Live on Google PlayPersonal finance, without the clutter.
An expense and income tracker for Android with wallets, budgets and multiple currencies — built and published on Google Play as a solo developer.
The problem
Tracking money only works if logging is quick and the numbers are easy to read. Coinly keeps entry fast, budgets visible, and data under the user's control with backup to their own Google Drive.
My role
Sole developer — product, Android development, Play release and support.
What it does
- Multiple wallets to keep accounts and cash separate
- Monthly budgets with alerts before you overspend
- Multiple currencies
- Recurring transactions
- Receipt images attached to entries
- Reminders and notifications
- Backup and restore to Google Drive
- Guided multi-step onboarding
- Localised into Spanish, Portuguese (Brazil) and Indonesian
Stack
- Kotlin
- MVVM
- Room
- Coroutines
- StateFlow
- Navigation Component
- Material Design 3
- Google Drive API
Details
- Platform
- Android
- Timeline
- 2026
- Status
- Live on Google Play
