A free app for Android, by Familia Apps Developers.

Word Riddles- Test your Brain is a casual game where you’ll need to use your mind to solve the riddles. Each level contains a number of riddles, and if you’re smart enough, you’ll be able to figure out the answer and pass each level. The more you solve, the more rewards you get, which you can use to get hints, buy new riddles, or get a clue and a hint to help you.

On top of that, there are daily challenges to do, and you can also earn some coins by completing them. There are lots of levels to be completed and a lot of rewards to be earned.