Blockoban!

BLOCKOBAN guarantees you many long hours of puzzling fun. It comes with 100 free levels, enough to keep you busy for a few hours. * If you buy upgrades and then reinstall the game later, buy again the same upgrades to restore (you will not be charged).Features : * 100 free levels * 6303 high quality levels made by army of designers (after you buy the FULL VERSION upgrade) * 4 skins (including a skin for color blind people) * A solution is provided for all the levels (after you buy the SOLUTIONS PACK upgrade) * Game Center enabled (12 leaderboards and 11 achievements) * 6 local players, unlimited Game Center players (skin settings, scores, level progression, save/resume game) * 5 categories (kickoff,easy,medium,hard,big maps) * Unlimited undo * Random map generator (5 difficulties) * Time attack mode (5 difficulties) * Save/Resume state (when quitting the game or answering a phone call) * Exclusive soundtrack * Online (Flash based) level editor ( http://www.bonuslevel.org/games/game_blockoban_4.html )Other BonusLevel.org games : * Micro Miners (85% on Metacritic) * Moonlights (Award winning tower building puzzle game) * Mozzle (The coolest motion/interactive jigsaw puzzles on the appstore)And more, search for bonuslevel.org on the appstore.