Free games like Spaceflux
Below are 11 free-to-play Steam games similar to Spaceflux, 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 Spaceflux page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action and Indie with Spaceflux.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2
Indigo Park: Chapter 1
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action and Indie with Spaceflux.
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.
- 3
STRAFTAT
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action with Spaceflux.
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.
- 4
Counter-Strike:Global Offensive
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action with Spaceflux.
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.).
- 5
The Expendabros
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action and Indie with Spaceflux.
The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.
- 6
Disfigure
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action and Indie with Spaceflux.
Disfigure is a grim-dark action rogue-like where you battle relentless hordes of monsters lurking in the shadows. Unlock powerful weapons, craft god-like builds with hundreds of upgrades, slay colossal bosses, and push your limits in intense 20–30 minute survival runs!
- 7
The Lab
Free-to-play alternative to Spaceflux — 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
OnlyCans: Thirst Date
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Indie with Spaceflux.
Feel The Fizz Inside You™ with the brand new Shize™ Collection!
- 9
Ace Squared
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action and Indie with Spaceflux.
Ace Squared is a multiplayer arena first-person shooter. You can build huge structures and dig tunnels behind enemy lines. Imagination is the only limit. Featuring 32-player servers, different classes and gamemodes.
- 10
Bullet Speed
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action with Spaceflux.
Bullet speed is a lightning fast paced arena shooter seeing blood fueled robotic avatars cracked on adrenaline shooting each other. Move fast. Kill with style. Repeat.
- 11
Master Arena
Free-to-play alternative to Spaceflux — no purchase or trial window. Shares Action and Indie with Spaceflux.
Unleash your combat prowess in Master Arena: Immerse yourself in the pulse-pounding FPS action featuring dynamic movement, 9 powerful weapons, 24 unique arenas, and a strategic perk system. Engage your adversaries with finesse in tactical duels, evolving to claim the title of the ultimate champion.