Know how much battery you really have left.
No accounts. No ads. No tracking. Your battery data stays with you.
Coming soon to Google PlayMeasured health
Capacity worked out from the current that actually flows in while you charge, not guessed from the percentage.
Cycles and wear
Charge cycles counted as they happen, plus the wear you avoid by stopping before 100%.
Charge and heat alerts
A nudge when the charge reaches 90%, and a warning when the battery runs hot.
Galaxy Watch too
A companion app for Wear OS measures the watch the same way and shows both side by side.
Per-app battery use
Optional. See which apps were on screen while the battery drained. Stays on the phone.
Your file, your call
Back up both devices to one file and restore it any time. It goes only where you send it.