rabbit.reviews
Best Free on Android

Loop Habit Tracker

Open-source, completely free, no habit limit, and no ads. The go-to recommendation whenever someone asks for a no-nonsense Android habit tracker.

Pros
  • Completely free with no habit limit
  • Open-source with no ads or tracking
  • Great data visualization and statistics
  • Lightweight and fast on Android
Cons
  • Android only — no iOS version
  • UI feels dated compared to premium apps
  • No cloud sync or cross-device support
Why we recommend it

Loop is what every free app should be — zero compromises, zero upsells. Android users asking for a free tracker get pointed here almost universally.

Reddit user

Check out Loop Habit Tracker (Android) or TickTick (iOS/Android). Both are super functional for free, and Loop has no habit limit + great