This app was mentioned in 3 comments, with an average of 1.00 upvote
Fruit maniac. Simply because it is a game we developed ourselves XD
https://play.google.com/store/apps/details?id=com.yuttuy.fruitmaniac
But seriously. Currently addicted to guns girlz: school dayz. A FREEMIUM Mangastyle zombie shooting game with almost 600 types of equipments. Very fun game, but also very hard to play. Just got pushed out of top5% from the ranking and it's damn hard to get back in there..
Linkme: guns girlz school dayz
Offline games... If you like puzzle games, triple town might be a good time killer.
You can also try fruit maniac. https://play.google.com/store/apps/details?id=com.yuttuy.fruitmaniac