Rescue Machine is a free puzzle game developed by Geisha Tokyo Inc. for iPhone users. The game is set in a scenario where people are trapped under a rockslide, and the objective is to build a machine to rescue them. The game is challenging and requires a lot of critical thinking to complete.

The game is designed to stimulate the brain and challenge the player's problem-solving skills. The game mechanics are simple: drag the pieces to connect them and make everything click. The player needs to connect the pieces correctly to save everyone. The game has several levels, and each level is more challenging than the previous one. The game's graphics are simple but effective, and the sound effects are engaging and add to the game's overall experience.

Overall, Rescue Machine is an enjoyable and challenging puzzle game that will keep players engaged for hours. It is a perfect game for people who love puzzles and want to challenge their problem-solving skills. The game is free to download and play, making it accessible to everyone.