Free games like Undermoon
Below are 10 free-to-play Steam games similar to Undermoon, 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 Undermoon page.
Ranked picks
- 1

Grimm's Hollow
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie and Adventure with Undermoon.
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.
- 2

Disfigure
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie with Undermoon.
Disfigure is a grim-dark action rogue-like where you battle relentless hordes of monsters lurking in the shadows. Unlock powerful weapons, craft god-like builds with hundreds of upgrades, slay colossal bosses, and push your limits in intense 20–30 minute survival runs!
- 3

Paper Lily - Chapter 1
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie and Adventure with Undermoon.
Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.
- 4

Control, I'm Not Coming Back
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie and Adventure with Undermoon.
Control, I'm Not Coming Back is a short and emotional narrative game about a lost astronaut searching for a reason to keep going forward while facing the emptiness of space. Inspired by the Hopecore aesthetic, it’s a story about positivism, friendship and our human connection with Voyager 1.
- 5

Project Kat - Paper Lily Prologue
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie and Adventure with Undermoon.
Project Kat is a short, unconventional RPG horror game in which there is always another way. Solve puzzles, make friends (or not), and guide Kat as she attempts to uncover the mystery behind a strange golden letter.
- 6

Tails Noir: Prologue
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie and Adventure with Undermoon.
Tails Noir: Prologue is the first act of a post-noir narrative adventure. Become raccoon private eye Howard Lotor and explore dystopian Vancouver inhabited by animals as you uncover a deeply personal story of change and transformation.
- 7

Princess Remedy in a World of Hurt
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Indie and Adventure with Undermoon.
Remedy, a recent graduate from the Saturnian healing school, must descend to Hurtland and use her powers to heal everyone from stray ducks to dark lords, and finally cure the ailing Prince Hingst. It's a short, whimsical adventure with plenty of heart(s).
- 8

Moonring
Free-to-play alternative to Undermoon — no purchase or trial window. Shares RPG with Undermoon.
A dark-fantasy, turn-based, retro-fusion of classic turn-based RPGs and roguelikes, all presented with a unique neon aesthetic.
- 9

League of Rings
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Strategy and Indie with Undermoon.
Descend the dungeon to collect the 4 rings and defeat the mighty dragon. Supports 1-4 players.
- 10

OneBit Adventure
Free-to-play alternative to Undermoon — no purchase or trial window. Shares Strategy and Indie with Undermoon.
OneBit Adventure is a casual turn-based roguelike where you adventure as far as possible to level up and battle against rogue monsters. Your primary goal in OneBit Adventure is to survive and loot. Choose from a variety of classes and build the ultimate class.