Free games like Space Reign
Below are 9 free-to-play Steam games similar to Space Reign, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Space Reign page.
Ranked picks
- 1
Life is Strange - Episode 1
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Action with Space Reign.
Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.
- 2
Ultimate Custom Night
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Action and Indie with Space Reign.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 3
Indigo Park: Chapter 1
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Action and Indie with Space Reign.
Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.
- 4
STRAFTAT
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Action with Space Reign.
STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.
- 5
Counter-Strike:Global Offensive
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Action with Space Reign.
Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
- 6
Dagon: by H. P. Lovecraft
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Indie with Space Reign.
Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft.
- 7
The Lab
Free-to-play alternative to Space Reign — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 8
93, Kuindzhi
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Indie with Space Reign.
Kuindzhi, 93 is an atmospheric first-person narrative vignette about an 18-year-old boy from Donbas. The story takes us to March 2022, when the world changed forever — into a space where the past, fears, and doubts find their voice.
- 9
Microsoft Allegiance
Free-to-play alternative to Space Reign — no purchase or trial window. Shares Action and Strategy with Space Reign.
Allegiance is a team-based multiplayer space combat sim that seamlessly combines first-person space combat with a top-down-view perspective, real time strategy, and real time tactics. Team commanders build bases, research technology, and coordinate players to execute a wide range of strategies.