Free games like Project Third Eye
Below are 8 free-to-play Steam games similar to Project Third Eye, 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 Project Third Eye page.
Ranked picks
- 1
Steam Engine Simulator
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Simulation with Project Third Eye.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 2
The Lab
Free-to-play alternative to Project Third Eye — 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!
- 3
DORONKO WANKO
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Action and Simulation with Project Third Eye.
『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.
- 4
Landfall Archives
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Action and Indie with Project Third Eye.
Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!
- 5
SuchArt: Creative Space
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Action and Indie with Project Third Eye.
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!
- 6
Hello Neighbor Alpha 2
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Indie with Project Third Eye.
Welcome to Alpha 2 of Hello Neighbor. Play against an advanced, self-learning AI in what eventually became Act 1 of Hello Neighbor - the stealth horror home invasion sim.
- 7
Crime Scene Cleaner: Prologue
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Action and Simulation with Project Third Eye.
When there’s a call, you are the man to clean up after your client’s dirty job. Siding with the mafia is a dangerous game, but they pay well, and you need money, right? So take your mop and better remove those bloodstains quickly before the police come.
- 8
Jigsaw Puzzle Dreams
Free-to-play alternative to Project Third Eye — no purchase or trial window. Shares Indie with Project Third Eye.
Beautiful Multiplayer Jigsaw Puzzle game where you can design the room you play in!