Free to Play Science Games on Steam

Check out this fantastic list of free-to-play science games you can enjoy on Steam right now, updated on July 31st 2025. Looking for even more free titles? Explore the complete list of the best free to play science games.

Lists & Categories

1. Cell to Singularity - Evolution Never Ends

The epic story of evolution, technology, humanity, and dinosaurs is yours to tap. Cell to Singularity - Evolution Never Ends is a game developed and published by . Released on November 03rd 2021 has received 23,690 reviews of which 21,284 were positive and 2,406 were negative resulting in a rating of 8.8 out of 10. The game has hit the top spot as the #1 most played science game, thanks to its 2,033 peak concurrent players over the last day.
8.8
21,284
2,406

2,033
players