Review: Tile'm all for iPhone and iPad
Tile'm all by Dimitry Bogaevsky is an incredibly hard puzzle game for iPhone and iPad. At first, it looks like just another sliding tile puzzle, but there is a clever variation, which I had never seen before: when two neighboring tiles are the same color, they merge, and from then on they can only move as a single piece. The goal is to merge all pieces of the same color. So in the puzzle above, if you move the green tile left you get into this position, which is already a lost position: continuing from here, you could for example merge the two yellow tiles and the two red tiles, but only leaving the green tiles split into two groups. The game contains 119 levels. The first three are 3x3, all the others are 4x4. Puzzle #4 is pretty difficult already. These puzzle feel claustrophobic, because every time two pieces are joined your movement options are reduced. Reaching the solution requires careful planning from the very first move, otherwise you'll inevitably end up blocked. Th...