Flop Rocket is a game made by Butterscotch Shenanigans and is, according to the developers, a physics-based space-cave flight-simulator evasion-arcade RPG and you can download it for free on Android and iOS.
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Who wouldn't want to help these poor cavenauts fulfil their dream of getting into space? An oddly specific theme but nonetheless entertaining. Prove those naysayers wrong and show them that it is possible (although extremely counterproductive) to launch a ship from a cave.
Games Reviewer reviews Flop Rocket from Butterscotch Shenanigans. It is an original endless runner that will entertain right from the start.