Best option would be Ampere by Brian_trapp on the Play Store. App is super easy to use and has both charging and discharging levels.
Those of you who had to get a warranty replacement from Google Store (via Assurant) with Preferred care, how long did it take to get to you?
I submitted a claim 2 days ago but haven't yet received any tracking info for the replacement.
Best option would be Ampere by Brian_trapp on the Play Store. App is super easy to use and has both charging and discharging levels.