Jump King is a 2019 platforming video game developed by Nexile. Jump King was released on Steam for Microsoft Windows on May 3, 2019. It was released for PlayStation 4, Nintendo Switch, and Xbox One on June 9, 2020. In the game, players must ascend a tall, vertical tower and avoid falling down by making careful jumps. Multiple free expansions for the game have been released since its launch. The game received viral attention due to its difficulty and has been featured in Twitch live streams.