Free games like Mystery Boxes
Below are 9 free-to-play Steam games similar to Mystery Boxes, 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 Mystery Boxes page.
Ranked picks
- 1
Life is Strange - Episode 1
Free-to-play alternative to Mystery Boxes — no purchase or trial window.
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
Bongo Cat
Free-to-play alternative to Mystery Boxes — no purchase or trial window. Shares Indie with Mystery Boxes.
Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?
- 3
The Murder of Sonic the Hedgehog
Free-to-play alternative to Mystery Boxes — no purchase or trial window. Shares Indie and Casual with Mystery Boxes.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
- 4
Indigo Park: Chapter 1
Free-to-play alternative to Mystery Boxes — no purchase or trial window. Shares Indie with Mystery Boxes.
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 Mystery Boxes — no purchase or trial window. Shares Indie with Mystery Boxes.
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 Mystery Boxes — no purchase or trial window. Shares Indie and Casual with Mystery Boxes.
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
missed messages.
Free-to-play alternative to Mystery Boxes — no purchase or trial window. Shares Indie and Casual with Mystery Boxes.
‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.
- 8
Travellin Cats in Paris
Free-to-play alternative to Mystery Boxes — no purchase or trial window. Shares Indie and Casual with Mystery Boxes.
Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!
- 9
ABI-DOS
Free-to-play alternative to Mystery Boxes — no purchase or trial window. Shares Strategy and Indie with Mystery Boxes.
Build the most advanced operating system ever created! Can you master the fictional simulation language of this mind-bending machine? Design circuits, automate UBITS (coloured mobile data blocks), and optimize your system. The Admin is always watching, and he’s not what he seems.