A free app for Android, by Kellyapps.

Don’t Touch My Phone is a great way to protect your smartphone. It will safeguard your device from theft and other unauthorized actions. Don’t Touch My Phone is an anti-theft app that protects your device by detecting any kind of movement. The app will be activated when someone touches the device or tries to disconnect the charger. This action will set off an alarm that will notify you. 

The app is extremely simple and easy to use. All you have to do is set up the app and activate the anti-theft alarm. You will be notified whenever the alarm is triggered.