Free games like INTERASTRA: Planet Survival
Below are 9 free-to-play Steam games similar to INTERASTRA: Planet Survival, 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 INTERASTRA: Planet Survival page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2
ENA: Dream BBQ
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window. Shares Adventure with INTERASTRA: Planet Survival.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
- 3
Indigo Park: Chapter 1
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window. Shares Adventure with INTERASTRA: Planet Survival.
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
The Looker
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window.
You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.
- 5
Steam Engine Simulator
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window. Shares Simulation with INTERASTRA: Planet Survival.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 6
The Lab
Free-to-play alternative to INTERASTRA: Planet Survival — 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!
- 7
Z.A.T.O. // I Love the World and Everything In It
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window. Shares Adventure with INTERASTRA: Planet Survival.
USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.
- 8
93, Kuindzhi
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window. Shares Adventure with INTERASTRA: Planet Survival.
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
Astrometica: Prologue
Free-to-play alternative to INTERASTRA: Planet Survival — no purchase or trial window. Shares Adventure with INTERASTRA: Planet Survival.
Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.