Free games like Belt Colony
Below are 8 free-to-play Steam games similar to Belt Colony, 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 Belt Colony page.
Ranked picks
- 1

Ultimate Custom Night
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Indie with Belt Colony.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2

The Murder of Sonic the Hedgehog
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Indie and Simulation with Belt Colony.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
- 3

missed messages.
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Indie and Simulation with Belt Colony.
‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.
- 4

NGU IDLE
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Indie and Adventure with Belt Colony.
NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!
- 5

Steam Engine Simulator
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Simulation with Belt Colony.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 6

Star Fetchers
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Indie and Adventure with Belt Colony.
The introduction to a wild ride with gangsters and deep state conspiracy theories
- 7

The Lab
Free-to-play alternative to Belt Colony — 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

Z.A.T.O. // I Love the World and Everything In It
Free-to-play alternative to Belt Colony — no purchase or trial window. Shares Indie and Adventure with Belt Colony.
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.