With Battery Doctor manage and control the usage of your android devices battery, this app are very useful and the best thing are its free for all on Google Play Store but the annoying ads always irritate you, so keep your internet turn off to avoid ads. You can nowÂ download Battery Doctor for AndroidÂ 4.12.0 from the Google Play Store. Battery Doctor accurately estimates the battery life. It also works as a task killer. Accelerate the performance of your device. It has widget to give you quick access to the app. We have theÂ Battery Doctor 4.12.0Â APKÂ for download as well for those who canâ€™t download from the Google Play Store. Download Battery Doctor 4.12.0 APK: You can download the APK file of Battery Doctor 4.12.0 from the link given below: NOTE: This app requires your android device to be atleast on android 2.3 and upÂ for this app to work! Changes from Battery Doctor 220.127.116.11: This are what the new Battery Doctor 4.12.0 offers from this release: Brand-new result page for battery saving. Added more advanced battery saving tips, including GPS, app etc. Fixed known bugs. As you can read above, lots of changes from this update. Which of these did you like the most? Let us know from the comments below! For those who make not know to install an APK manually, we have a tutorial for them on the next page. Battery Doctor for android Features: Disable unnecessary apps that drain your battery! Task Killer kills tasks with one click! Kill apps when screen are off! Accurate battery remaining time! Accurate charging remaining time! Schedule power saving modes for work/class/sleep and more! - battery doctor for android wap.