Wherever you are, whatever the time, when you’re looking for a song to listen to, you inevitably find yourself on YouTube. While it is the repository of some of the craziest, funniest and scariest videos on the net, YouTube is also the go-to app for anyone who’s looking for a song.

YouTube

But if there’s any complaint that Android users have with listening to songs on YouTube it’s this: the app keeps the screen on while you’re playing the song.

Now this, as any smartphone user will tell you, is not good for any already overworked battery. But now there’s an app that will help you get around that.

Presenting the Black Screen of Life , an app that turns your screen off when the proximity sensor is blocked. So when you’re listening to music on YouTube, all you need to do cover the proximity sensor and hey presto, you’ve saved bucketfuls for power.