Free games like Determinant
Below are 9 free-to-play Steam games similar to Determinant, 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 Determinant page.
Ranked picks
- 1
Life is Strange - Episode 1
Free-to-play alternative to Determinant — no purchase or trial window. Shares Action and Adventure with Determinant.
Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.
- 2
Ultimate Custom Night
Free-to-play alternative to Determinant — no purchase or trial window. Shares Action and Indie with Determinant.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 3
ENA: Dream BBQ
Free-to-play alternative to Determinant — no purchase or trial window. Shares Indie and Adventure with Determinant.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
- 4
Indigo Park: Chapter 1
Free-to-play alternative to Determinant — no purchase or trial window. Shares Action and Indie with Determinant.
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.
- 5
The Looker
Free-to-play alternative to Determinant — no purchase or trial window. Shares Indie with Determinant.
You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.
- 6
Sheepy: A Short Adventure
Free-to-play alternative to Determinant — no purchase or trial window. Shares Indie and Adventure with Determinant.
A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.
- 7
Counter-Strike:Global Offensive
Free-to-play alternative to Determinant — no purchase or trial window. Shares Action with Determinant.
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.).
- 8
Steam Engine Simulator
Free-to-play alternative to Determinant — no purchase or trial window. Shares Simulation with Determinant.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 9
Space
Free-to-play alternative to Determinant — no purchase or trial window. Shares Action and Indie with Determinant.
Stranded on a hostile alien world, you must gather resources, craft tools, and automate production to survive. Build a base, fend off deadly wildlife, and uncover ancient secrets in this immersive sci-fi survival adventure. Will you conquer the planet or succumb to its perils?