Nanosaur is an engaging third-person action game set in a prehistoric world, where players control a time-traveling dinosaur tasked with retrieving eggs from five different species. With a tight 20-minute time limit before an asteroid impact, players must navigate various terrains and challenges to complete their mission. The game features a unique 'temporal compass' to guide players to nearby time portals, ensuring a dynamic gameplay experience.

Equipped with a jetpack for flight—though limited by fuel—players can explore the vibrant environment while collecting health refills, ammunition, and energy shields. The Nanosaur is armed with a versatile fusion blaster, allowing for multiple attack modes against the wild dinosaur inhabitants and other hazards like lava and rolling boulders. This action-packed title combines strategy, exploration, and combat in an exciting race against time.