Free games like Alien Investigator
Below are 8 free-to-play Steam games similar to Alien Investigator, 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 Alien Investigator page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to Alien Investigator — no purchase or trial window. Shares Action with Alien Investigator.
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 Alien Investigator — no purchase or trial window.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
- 3
Indigo Park: Chapter 1
Free-to-play alternative to Alien Investigator — no purchase or trial window. Shares Action with Alien Investigator.
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
Awaria
Free-to-play alternative to Alien Investigator — no purchase or trial window. Shares Action with Alien Investigator.
Awaria is a short game about working in haunted maintenance tunnels.
- 5
Cube Escape: Paradox
Free-to-play alternative to Alien Investigator — no purchase or trial window.
The tenth Cube Escape follows the story of detective Dale Vandermeer who finds himself trapped in two different universes and needs to escape. Cube Escape: Paradox will be released together with the accompanying Paradox: A Rusty Lake Film.
- 6
The Supper
Free-to-play alternative to Alien Investigator — no purchase or trial window.
The Supper is a short adventure game about the darkest side of the human soul. Ms. Appleton was always a wellspring of kindness, until The Voice started talking to her.
- 7
Samsara Room
Free-to-play alternative to Alien Investigator — no purchase or trial window.
You woke up in a mysterious room you have never seen before. Can you find another way out? Samsara Room is a remake of the praised predecessor of the Rusty Lake & Cube Escape series.
- 8
The Children of Clay
Free-to-play alternative to Alien Investigator — no purchase or trial window.
The Children of Clay is a short stop motion archeology horror game, where you have to study an ancient artefact and discover its dark secret.