Most video platforms, like YouTube, pause playback the moment you lock your screen unless you have a premium subscription. A black screen app solves this by keeping the system "awake" while the display remains completely dark. Black Screen: video screen off - Apps on Google Play
A is a highly effective way to listen to videos while your screen is off, significantly extending your device's battery life. These apps create a pure black overlay that mimics a turned-off display without actually locking the device or pausing active processes like YouTube playback or video recording. Why You Need a Black Screen App black screen app download