Use APKPure App
Get King Root Installer old version APK for Android
This Apps help you to how you able to root your device without PC.
One click is all you need to root your android devices.
Right now its engine has covered over 100000 models and more are coming soon.
In addition, it’s totally free.
What will you get from King Root Installer:
-Easy root access with One-Click
-On demand control of root authorization
-Remove pre-installed bloatware to save device’s memory
-Stop apps from auto-starting to boost your phone.