Free games like Moonbase Down
Below are 8 free-to-play Steam games similar to Moonbase Down, 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 Moonbase Down page.
Ranked picks
- 1

Ultimate Custom Night
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Action and Indie with Moonbase Down.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2

Indigo Park: Chapter 1
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Action and Indie with Moonbase Down.
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.
- 3

Grimm's Hollow
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Indie and RPG with Moonbase Down.
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.
- 4

Eternal Senia
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Action and Indie with Moonbase Down.
Thoughts and expectations ARPG
- 5

Disfigure
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Action and Indie with Moonbase Down.
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!
- 6

Tails Noir: Prologue
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Indie and RPG with Moonbase Down.
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 Moonbase Down — no purchase or trial window. Shares Action and Indie with Moonbase Down.
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

Epic Battle Fantasy 3
Free-to-play alternative to Moonbase Down — no purchase or trial window. Shares Indie and RPG with Moonbase Down.
Epic Battle Fantasy 3 is a silly turn-based JRPG, full of useless NPCs, rabid cats, childish humor, unreasonably large weapons, anime boobs, and other nonsense. And it's totally free!