Motion Alarm (Anti-Theft) is a free Android application developed by Mountain Reacher that aims at preventing theft or unauthorized access to your phone. The app uses the motion sensor to detect any movement and triggers an alarm to alert you in case someone touches your phone.

The app has a simple interface that is easy to use and does not consume much memory or processor resources. You can activate the alarm by just tapping on the "Activate" button, and the app will start monitoring any motion around your phone. If someone tries to move or pick up your phone, the app will trigger a loud alarm to alert you.

Motion Alarm (Anti-Theft) is a handy app that can give you peace of mind knowing that your phone is secure. It is an excellent choice for anyone who wants to keep their phone safe from theft or unauthorized access.