Only play two games on mobile:
Magic Survival https://play.google.com/store/apps/details?id=com.vkslrzm.Zombie For a bit of braindead pretty lightshow time. Love the art style for the skills and items.
and
Lichess https://play.google.com/store/apps/details?id=org.lichess.mobileV2 For a bit of... well, it's chess so you know what you're getting.