One of the Android apps I use most often – to be fair, that’s because you set it up once and leave it alone – is Twilight. It’s basically f.lux for Android. Technically f.lux for Android is f.lux for Android, but it only works for some phones and requires root. f.lux (and Twilight) if you haven’t already heard of it, automatically changes the colour balance of your screen to a warmer,.. Read More