Descriptions : Battery Guru displays battery usage information, measures battery capacity (mAh), provides estimates, and provides useful tips to help you change your charging habits to extend battery life and extend its lifespan.
Required Android Versions : Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]