The Android lock screen has evolved many times over the years. There have been various slide-to-unlock methods, and OEMs have always put their own spin on things. As it turns out, there are also a lot ...

The iPhone’s lock screen isn’t just the place you check the time or your notifications anymore — it’s a fully customizable space where you can express your personality, highlight your favorite photos ...

This app puts notes on the lock screen—and that single change makes it surprisingly effective.