Battery Doctor is described as 'Battery saving app with charge monitor and widget' and is a Battery Saver utility in the system & hardware category. There are more than 25 alternatives to Battery Doctor for Android, Android Tablet and F-Droid. The best Battery Doctor alternative is Greenify, which is free. Other great apps like Battery Doctor are Greentooth, SaverTuner, 3C Toolbox and LSpeed.
FeraDroid Engine (FDE) - an All-in-One ultimate optimizer for all devices running Android OS. All parameters are individual for EVERY device depending on it's hardware/software characteristics. All parameters are very balanced - you may gain performance without increase of...
