About Lock Button
This is the single function application that only locks your screen.
It is necessary to activate "Lock the screen" for this application only in the first time.
This setting,
You can change this setting anytime from next.
Setting > Security > Device administrators
Download and install
Lock Button version 1.0 on your
Android device!
APK Size: 140 KB, downloaded 100+ times, content rating: Everyone
Android package:
jp.tobiiro.kunosato.lockbutton, download Lock Button.apk