Double Tap Screen On/Off is a free Android application developed by Tools Tech Inc, falling under the Utilities & Tools category. This app gives the user the ability to lock their device by double-tapping on the home screen or anywhere on the device or by shaking the device. The app is easy to use and can help minimize the usage of the power button by providing an alternative way to lock the device.

One of the main features of the app is the ability to double-tap the home screen to auto screen on and auto screen off. Additionally, users can disable the feature when the screen rotates horizontally. The app also allows users to double-tap to turn off the screen, and it displays a clear view when the screen is off. The app is designed to improve performance and only uses a maximum amount of resources.