https://thenextweb.com/apple/2018/06/04/ios-12-lets-you-limit-how-long-you-and-your-kids-use-apps/

Earlier this year, Google announced a big update to Android’s Do Not Disturb mode to help you spend less time distracted by your phone. At WWDC, Apple is making changes to iOS along the same lines.

Perhaps the most notable new feature is the ability to limit how long you use individual apps. Not only can you see the time you’ve spent on individual apps, but you can set time limits as well.