Use APKPure App
Get Fast Task Killer old version APK for Android
Just one tap the app icon to instantly terminate background processes.
✨High-performance version✨
Click here for Auto Optimizer
https://play.google.com/store/apps/details?id=jp.snowlife01.android.autooptimization
Just one tap the app icon to instantly terminate background processes.
This app is recommended for those who are focusing on speed.
This app is absolutely free and without any troublesome advertisements.