Amazon currently has the Unolingo App for FREE! If you like crosswords or Sudoku you might enjoy this App. The original price is $4.99 and it gets 4 out of 5 stars from the Amazon reviewers.
Here are some more details about this game.
- Simple, original word puzzle for your Kindle Fire or Android device
- Series 1 Puzzles: 160 puzzles offering hours of enjoyment
- Unique hint and audit functions to help you solve the most difficult puzzles
- Bonus puzzles accessible by sharing your scores and achievements on Facebook
- Flexible design supports casual play, collaboration with friends, or time-based competition
- Extensive performance statistics to monitor your progress and compare with others
As always, please remember that Amazon’s price can change rapidly. It is definitely best to verify that it is still free before you download.