[1] The player can select one of three characters, each having different speed and oxygen consumption rates — Mr. Driller protagonist Susumu Hori, Wataru Hoshi and Chuta Bigbang.

[1] The iPod and iOS versions of the game add Taizo Hori from the Dig Dug series as a playable character.

[3] A version for iPod Touch and iOS devices was developed by Namco Networks and released worldwide on September 16, 2008,[1][4] followed by a Microsoft Windows port in 2009.

[7] Slide to Play echoed a similar response, saying that the game was "mediocre" at its $10 price and criticizing its sudden spike in difficulty towards the end.

GameZebo called its gameplay "fantastic" and "delightfully original",[9] while Slide to Play praised its anime-like character designs and soundtrack.

[10] IGN had a similar response, applauding its original gameplay and cute art style,[7] with Pocket Gamer adding that the game was fun to play despite its high price point.