Free games like UnderDeep
Below are 8 free-to-play Steam games similar to UnderDeep, 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 UnderDeep page.
Ranked picks
- 1
Bongo Cat
Free-to-play alternative to UnderDeep — no purchase or trial window.
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?
- 2
Sheepy: A Short Adventure
Free-to-play alternative to UnderDeep — no purchase or trial window. Shares Adventure and Casual with UnderDeep.
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.
- 3
NGU IDLE
Free-to-play alternative to UnderDeep — no purchase or trial window. Shares Adventure with UnderDeep.
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!
- 4
Travellin Cats in Paris
Free-to-play alternative to UnderDeep — no purchase or trial window. Shares Casual with UnderDeep.
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!
- 5
Grimm's Hollow
Free-to-play alternative to UnderDeep — no purchase or trial window. Shares Adventure and RPG with UnderDeep.
A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.
- 6
Virtual Cottage
Free-to-play alternative to UnderDeep — no purchase or trial window. Shares Casual with UnderDeep.
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.
- 7
Iron Snout
Free-to-play alternative to UnderDeep — no purchase or trial window.
Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.
- 8
![UNBEATABLE [white label] — Steam game cover](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/1290490/header.jpg?t=1736770503)
UNBEATABLE [white label]
Free-to-play alternative to UnderDeep — no purchase or trial window. Shares Adventure with UnderDeep.
A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.