Turn off screen is a useful Android widget developed by Pierluigi Solimena that allows users to turn off their device's screen and put it on standby, extending the physical power button's lifetime. The app is customizable in size, appearance, and feel, with 18 different widgets available in various colors and styles, including yellow, red, aqua, blue, green, white, fuchsia, gray, and orange. Additionally, an optional notification is available to turn off the display.

It is worth noting that this app uses the Device Administrator permission, which is required to turn off the screen. Overall, Turn off screen is a convenient tool for those looking to save their physical power button from excessive use and customize their device's appearance.