Device Screen Lock for Android
To uninstall the application, refer to the instructions given below -
Features
• Lock the device with a single touch.
• Prevents wearing out of the physical power button of your device.
• Hardly requires any space (~14KB).
• Shuts down execution after locking the screen.
To uninstall the application -
• Settings -> Security (or Location & Security) -> Device Administrators.
• Click on "Device Lock Screen" and choose "Deactivate".
• You can now uninstall the app.