Single-player games like Anomalia
Below are 9 single-player Steam games similar to Anomalia, 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 Anomalia page.
Ranked picks
- 1

Outlast
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
Hell is an experiment you can't survive in Outlast, a first-person survival horror game developed by veterans of some of the biggest game franchises in history. As investigative journalist Miles Upshur, explore Mount Massive Asylum and try to survive long enough to discover its terrible secret... if you dare.
- 2

Trepang2
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter.
- 3

Devil Daggers
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
Devil Daggers is a fast-paced shooter that places you in an abyssal arena to face endless legions of demons. Armed with versatile magic daggers and a fluid movement system, fight to survive as long as you can.
- 4

Arizona Sunshine®
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
Built exclusively for VR, Arizona Sunshine® puts you and up to 3 fellow survivors in the midst of a zombie apocalypse. Survive solo or in co-op, handle weapons with real-life movements, and explore a post-apocalyptic world in VR. Putting the undead back to rest is more thrilling than ever before.
- 5

The Beast Inside
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
The Beast Inside is a unique, gripping twist on thriller and survival horror. Immerse in the story of long-buried secrets, personal tragedies, and madness. Play as two protagonists bounded by dark heritage. Combat the enemies, solve riddles and experience real terror in the 3D-scanned environment.
- 6

In Sound Mind
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
In Sound Mind is an imaginative first-person psychological horror with frenetic puzzles, unique boss fights, and original music by The Living Tombstone. Journey within the inner workings of the one place you can’t seem to escape—your own mind.
- 7

Five Nights at Freddy's 3
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
Thirty years after Freddy Fazbear's Pizza closed it's doors, the events that took place there have become nothing more than a rumor and a childhood memory, but the owners of "Fazbear's Fright: The Horror Attraction" are determined to revive the legend and make the experience as authentic as possible for patrons, going to great l
- 8

Penumbra: Black Plague Gold Edition
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
Surrounded by enemies and assaulted by terror from all sides, Philip must collect clues and solve vexing puzzles while combating the gnawing psychological terrors that assail his mind and threaten to strip him of his sanity.
- 9

Monolith O Pesadelo
Single-player alternative to Anomalia — playable solo, no multiplayer required. Shares Action and Indie with Anomalia.
First person horror, Simple short game, look for keys, unlock passages. Be in an unknown location with a Dark atmosphere. In each phase there will be a different challenge, survive and advance while you try not to get caught. Avoid Scares.