Free games like SlimeIsland
Below are 12 free-to-play Steam games similar to SlimeIsland, 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 SlimeIsland page.
Ranked picks
- 1
Doki Doki Literature Club!
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie and Casual with SlimeIsland.
The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.
- 2
Life is Strange - Episode 1
Free-to-play alternative to SlimeIsland — 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.
- 3
Bongo Cat
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie with SlimeIsland.
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?
- 4
The Murder of Sonic the Hedgehog
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie and Casual with SlimeIsland.
Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!
- 5
Indigo Park: Chapter 1
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie with SlimeIsland.
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.
- 6
Sheepy: A Short Adventure
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie and Casual with SlimeIsland.
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
Our Life: Beginnings & Always
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie and Casual with SlimeIsland.
A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.
- 8
NGU IDLE
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Indie with SlimeIsland.
NGU Idle is a Free To Play Idle game that's full of weird humor, tons of upgrades and hundreds of hours of content! Try out NGU Idle today and experience the joy of Numbers Going Up!
- 9
Backrooms Escape
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Sports and Indie with SlimeIsland.
Escape the endless Backrooms in a fast-paced endless runner. Keep moving as the path continuously changes, dodge deadly spikes, rolling saws, and other dangerous traps, and react quickly to survive. Run as far as you can, escape the dangers behind you, and challenge your best distance!
- 10
Animal Adventure
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Sports and Indie with SlimeIsland.
Animal Adventure is a party game that uses familiar animal characters to help you overcome obstacles to reach your destination. It combines PVE elements through various obstacles and PVP elements through competition between players.
- 11
Marine♡Slalom
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Sports and Casual with SlimeIsland.
A cute, playful marine sports action game with a little extra... spice? Ride your flyboard over the waves at high speed, master your timing and pull off last-second dodges to rack up points and chase the high score.
- 12
Gumpy Brawl
Free-to-play alternative to SlimeIsland — no purchase or trial window. Shares Sports and Indie with SlimeIsland.
Welcome to Gumpy Brawl, the competitive multiplayer platformer where vintage cartoons meet chaotic action!