Legally Addictive Games is having a contest and sale for their highly popular and addictive game Addictive Tower Defense. If you haven't seen this app before, I would recommend watching the video above. This game is a wonderful time waster and features an online leaderboard, multiple maps/save points, and statistics tracking. Addictive Tower Defense is on sale for $3.99 (20% off) and is now compatible with all devices running OS 4.3 and higher.

Contest: Head over to the Addictive Tower Defense website, register and leave a comment to win 1 of 10 Coveroos which will be randomly drawn. You can increase your chances of winning by submitting a high score from the game directly (one score submission per map) as well. Contest ends Midnight EST  December 24th.