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From Awesome Apps:
NEW EXTREME CHALLENGE INJoin the numbers and get to the tile!Swipe to move all tiles. When two tiles with the same number touch, they merge into one.Get to the tile, and reach a high score!now too easy for you? Try 5x5 with more board space. You can make thousands times more than tiles.Power of 2 Game : Just merge two numbers to get higher number.Ex : 2 merge with 2 to get 4.Power of 3 Game : Merge same number with 3 times to get higher number.Ex : 3 merge with 3 times to get 9.Fibonacci: Merge higher number with lower number to get another higher number.Ex : 3 + 2 = 55 + 3 = 8 and so on.Merge two numbers to go to next level and merge again to go to next highest level and the target will be and also you can change the target by going to settings.Enjoy Playing and Have Fun!