Improve your memory simply by playing a game!Try duplicating the 15 puzzles in iPuzzler HD as the levels increase in both length and difficulty. (Or upgrade to iPuzzler PRO and test your mind with 30 additional levels.) This memory boosting exercise comes with 4x4 grids designed to sharpen your mind. Each of the 15 levels becomes more and more challenging than the one before. The clock begins counting when the puzzle shows you what cells you must tap in the grid, then all you have to do is duplicate the answer in the same order it was shown to you! Download iPuzzler HD for FREE and put your memory to the test and compare your mind to others on our Game Center Leaderboards! Once you master the FREE version, upgrade to iPuzzler PRO via an in-app purchase to get 30 additional levels with 2 new grid sizes. Who knew improving your attention and memory skills could be so much fun?!FREE Features:• 15 levels of challenging gameplay• 4x4 grids to get you started• Match each unique puzzle by duplicating the answer shown to you• Race against the clock to see how accurately and quickly your mind works• High scores page automatically keeps track of your best time for each level• Have multiple players on the same device by entering your name after completing each level• Hours of addicting and fun gameplay designed to sharpen your memory• Simple, yet engaging graphics• Optional easy listening music to help you concentrate• Game Center Leaderboards (Optional)Additional PRO Features - Available via an In-App Purchase:• 30 additional levels of even more challenging gameplay• 15 5x5 grids for a greater challenge• 15 6x6 grids to fully test your ability• Absolutely NO ads whatsoever• All the other great features listed aboveIf you have any questions, comments, ideas, or suggestions regarding this, or any of our other apps, go online to our website www.pdlproductions.com. You can also Like our Facebook page to stay up-to-date with all the news from PDL Productions!