Rapstronaut: Space Journey is a free-to-play Android game developed by Touchten Games. The game is set in space and follows the story of RAP, a famous Indonesian YouTuber, on his first mission after graduation. The objective of the game is to fly through various stages and environments, from Mother Earth to the Moon, using a jetpack and avoiding obstacles along the way.

The game features simple controls, with just a tap needed to fly. Players can suit up with the coolest RAP armor in the Space Universe and get various useful effects to help them on their journey. The game also has upgradeable enhancers to make RAP stronger, and players can collect all of RAP's personal relics to become a RAP Relic Collector. There are also trophies to unlock, and real rewards are available from KadoSaku (only available in Indonesia).