PureBlocks is described as 'minimalist falling blocks game for those who simply want to play' and is a Puzzle Game in the Games category. There are more than 25 games similar to PureBlocks for a variety of platforms, including Android, Windows, Linux, Online / Web-based and iPhone. The best alternative is Puyo Puyo Champions. It's not free, so if you're looking for a free alternative, you could try NullpoMino or Hextris. Other PureBlocks like games are Quadrapassel (Free, Open Source), Blockinger (Free, Open Source), Tetris Blitz (Freemium) and Cuyo (Free, Open Source).