Single-player games like Ugmania
Below are 8 single-player Steam games similar to Ugmania, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Ugmania page.
Ranked picks
- 1

On Island
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
On Island is a game where you must survive on a mysterious archipelago and recover your memories. Enter a world where every day brings new challenges. Complete quests, experience an amazing adventure, and find your way to escape!
- 2

Yggdrasil
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
Shape the world, the way you see fit!
- 3

Lorne
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
Defend the frontier as a Ranger of Lorne. Explore, Craft and Build defenses before relentless waves of enemies seek to destroy your Powercore. Once you start the game, the clock is ticking, and it is you against the world.
- 4

Devil Spire Falls
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
The open-world action-RPG, where you can do anything, of your dreams… as if it came out 30 years ago!
- 5

No Man's Sky
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
- 6

KeepUp Survival
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
KeepUp Survival is an open base-building and exploration game set in a natural, abandoned world. Build, gather, survive, and unfold your own story on a mysterious island.
- 7

Escape The Pacific
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Action and Adventure with Ugmania.
Raw, real survival in the Pacific. Build a modular floating base. Master realistic sailing mechanics. Face challenging Pacific-like weather & seasons. Hunt, craft, build & navigate using Sun Dial, Sextant & Triangulation. Explore an endless island cluster-based world. Simulate real life scenarios!
- 8

Frost Survival VR
Single-player alternative to Ugmania — playable solo, no multiplayer required. Shares Adventure with Ugmania.
Sandbox Survival in VR. Face a frozen wilderness solo or in co-op - build a shelter, craft tools, hunt for food, and manage your resources to endure harsh conditions. Strategize your moves against unpredictable weather and lurking dangers. And remember to keep yourself safe and sane!