Free games like Spiritus Astrum
Below are 9 free-to-play Steam games similar to Spiritus Astrum, 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 Spiritus Astrum page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Indie with Spiritus Astrum.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2
ENA: Dream BBQ
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Indie with Spiritus Astrum.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
- 3
The Looker
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Indie with Spiritus Astrum.
You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.
- 4
The Lab
Free-to-play alternative to Spiritus Astrum — 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!
- 5
Control, I'm Not Coming Back
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Indie with Spiritus Astrum.
Control, I'm Not Coming Back is a short and emotional narrative game about a lost astronaut searching for a reason to keep going forward while facing the emptiness of space. Inspired by the Hopecore aesthetic, it’s a story about positivism, friendship and our human connection with Voyager 1.
- 6
93, Kuindzhi
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Indie with Spiritus Astrum.
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.
- 7
DORONKO WANKO
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Simulation with Spiritus Astrum.
『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.
- 8
SuchArt: Creative Space
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Indie and Simulation with Spiritus Astrum.
Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!
- 9
Starship Simulator
Free-to-play alternative to Spiritus Astrum — no purchase or trial window. Shares Simulation and RPG with Spiritus Astrum.
Explore a scientifically accurate Milky Way galaxy and discover distant uncharted worlds, while having unrestricted access to every deck of your Magellan Class deep space exploration vessel. Interact with numerous fully simulated ship systems, or simply relax in the bar and watch the stars drift by.