Free games like PROJECT;HYPATIOS
Below are 8 free-to-play Steam games similar to PROJECT;HYPATIOS, 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;HYPATIOS page.
Ranked picks
- 1

Counter-Strike:Global Offensive
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window. Shares Action with PROJECT;HYPATIOS.
Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
- 2

The Lab
Free-to-play alternative to PROJECT;HYPATIOS — 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

Control, I'm Not Coming Back
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window.
Control, I'm Not Coming Back is a short and emotional narrative game about a lost astronaut searching for a reason to keep going forward while facing the emptiness of space. Inspired by the Hopecore aesthetic, it’s a story about positivism, friendship and our human connection with Voyager 1.
- 4

of the Devil
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window.
Immerse yourself in neon, smoke, and high-stakes legal gambles as a Defense Attorney with uniquely Killer insights in this episodic, diabolically stylish visual novel adventure game.
- 5

Crime Scene Cleaner: Prologue
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window. Shares Action with PROJECT;HYPATIOS.
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.
- 6

I MAED A GAM3 W1TH Z0MB1ES 1N IT!!!1
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window. Shares Action with PROJECT;HYPATIOS.
A top down twin stick zombie slaying shooter that you are sure to play again and again!
- 7

Epic Battle Fantasy 3
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window. Shares RPG with PROJECT;HYPATIOS.
Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!
- 8

The Riftbreaker: Prologue
Free-to-play alternative to PROJECT;HYPATIOS — no purchase or trial window. Shares Action and Strategy with PROJECT;HYPATIOS.
The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.