Free games like The 18th Floor
Below are 9 free-to-play Steam games similar to The 18th Floor, 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 The 18th Floor page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie with The 18th Floor.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2
Indigo Park: Chapter 1
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie and Adventure with The 18th Floor.
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
Dagon: by H. P. Lovecraft
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie and Adventure with The 18th Floor.
Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft.
- 4
Paper Lily - Chapter 1
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie and Adventure with The 18th Floor.
Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.
- 5
The Lab
Free-to-play alternative to The 18th Floor — 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!
- 6
Project Kat - Paper Lily Prologue
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie and Adventure with The 18th Floor.
Project Kat is a short, unconventional RPG horror game in which there is always another way. Solve puzzles, make friends (or not), and guide Kat as she attempts to uncover the mystery behind a strange golden letter.
- 7
OnlyCans: Thirst Date
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie with The 18th Floor.
Feel The Fizz Inside You™ with the brand new Shize™ Collection!
- 8
Cube Escape: Paradox
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Indie and Adventure with The 18th Floor.
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.
- 9
Wow Dance
Free-to-play alternative to The 18th Floor — no purchase or trial window. Shares Casual with The 18th Floor.
Wow Dance is a revolutionary VR APP that utilizes million-dollar professional spatial video capture technology to recreate dynamic 3D human figures in 1:1 scale. This app allows you to observe beautiful girls in 360 degrees without any dead angles, as if they are standing right in front of you.