Android Lover - Check Battery Health Android Phone Dial *#*#4636#*#* from Android phone dialer. This will open a hidden Android test menu. Tap the Battery Information option. Here you will see all
![I had two apps to test my battery health level and both of them said it's at about 83%. How accurate is this? : r/GalaxyS9 I had two apps to test my battery health level and both of them said it's at about 83%. How accurate is this? : r/GalaxyS9](https://preview.redd.it/ve0vhwp3exx31.jpg?auto=webp&s=34956d0263a026f0a4f9c4ce1e49d582db0198f3)
I had two apps to test my battery health level and both of them said it's at about 83%. How accurate is this? : r/GalaxyS9
![Checking Your iPhone Battery Health using iOS 11.3 and Best Battery Optimization Tips - AppleToolBox Checking Your iPhone Battery Health using iOS 11.3 and Best Battery Optimization Tips - AppleToolBox](https://appletoolbox.com/wp-content/uploads/2018/02/Battery-Health-iOS-11.3.jpg)