Single-player games like Atonement
Below are 8 single-player Steam games similar to Atonement, 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 Atonement page.
Ranked picks
- 1

Spider Inferno
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Action and Adventure with Atonement.
SPIDER INFERNO is a single player horror third person shooter game. You have to save the world from the professor and the spiders. In 8 missions + 2 bonus levels you have to prove your skills and win. Don't disappoint us. That's why we make you the savior of humanity!
- 2

Zero Symptom
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Action and Indie with Atonement.
The Covid vaccine has turned some of the population into monsters. Will you be able to stop the zombie apocalypse and create a new vaccine, or will you turn to the dark side in this first-person horror shooter with consequences for your choices.
- 3

Endless Nightmare
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Adventure with Atonement.
You play as James, a police inspector. James's wife and daughter were murdered in his own house. As he uncovers the truth, the strange occurrences in the mansion gradually turn into an endless nightmare...
- 4

Nightly Trash
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Indie and Adventure with Atonement.
You're an average-joe in a 1950's like aesthetic, working at a diner while taking out the trash. Each night has different events as you play through, so keep your eyes open for anything... off...
- 5

Vacant Planet
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Action and Indie with Atonement.
You awaken on an unknown planet that has been devastated by a virus of some kind. Scavenge gear and get ready for a battle of survival. Do anything you can to live and find out the secret behind the tragedy of your new home. and find out what's wrong with it.
- 6

Fossilfuel
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Action and Indie with Atonement.
Fossilfuel, is a horror action shooter, where the player must fight their way through Jurassic monsters and Super Soldiers, in this multi-ending, adrenaline-fueled cyberpunk experience!
- 7

Creeps: Halls of Insanity
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Action and Indie with Atonement.
CREEPS: Halls of Insanity is a nerve-rattling horror maze where survival is the only way out. Navigate twisting paths, face terrifying visuals, and test your courage—all with simple controls and a flashlight to guide you.
- 8

LONN
Single-player alternative to Atonement — playable solo, no multiplayer required. Shares Action and Adventure with Atonement.
Grab. Throw. Obliterate. Physics-driven VR where telekinesis meets cyberpunk chaos. You're an elite bounty hunter dismantling a mind-transfer cult—using swords, guns, and anything you can hurl. 8hr campaign, roguelike missions, arena battles. Total freedom. Zero limits.