Free games like SunaBox - The Particle Sandbox That Remembers
Below are 9 free-to-play Steam games similar to SunaBox - The Particle Sandbox That Remembers, 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 SunaBox - The Particle Sandbox That Remembers page.
Ranked picks
- 1
Life is Strange - Episode 1
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — 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 SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Indie and Simulation with SunaBox - The Particle Sandbox That Remembers.
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
Travellin Cats in Paris
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Indie and Casual with SunaBox - The Particle Sandbox That Remembers.
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!
- 4
Virtual Cottage
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Indie and Simulation with SunaBox - The Particle Sandbox That Remembers.
Virtual Cottage gives you a comfy place to rest and be productive without any distractions. Open the game, set yourself a goal and enjoy the atmosphere.
- 5
Steam Engine Simulator
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Simulation with SunaBox - The Particle Sandbox That Remembers.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 6
Coloring Pixels
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Indie and Casual with SunaBox - The Particle Sandbox That Remembers.
A relaxing coloring by numbers game. Enjoy completing a variety of images with differing themes, complexity, and sizes.
- 7
The Lab
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — 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!
- 8
An Arcade Full of Cats
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Indie and Casual with SunaBox - The Particle Sandbox That Remembers.
Journey through gaming history's time and space, while searching for adorable feline companions in 'An Arcade Full of Cats,' the ultimate pet'em up hidden object game.
- 9
Patchy
Free-to-play alternative to SunaBox - The Particle Sandbox That Remembers — no purchase or trial window. Shares Indie and Simulation with SunaBox - The Particle Sandbox That Remembers.
Patchy is a little robot who lives on your desktop. He fishes, gardens, cooks, catches bugs, and mostly functions without you. He'll sit back, watch movies and react to your local weather. If he is angry he will grab your cursor and nudge your panels around until you give him some attention.