Play Cats on Mars Online Game. One of many Rhythm Games to play online on your web browser for free at KBH Games. Tagged as Cats Games, Funny Games, Rhythm Games, and Role Playing Games. Upvoted by 13 players. Other games you might like are Six Cats Under and First Job: Mars Power Industries. No download or installation needed to play this free game. Hope this game brings a little joy into your daily life.