Single-player games like Mouthwashing
Below are 16 single-player Steam games similar to Mouthwashing, 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 Mouthwashing page.
Ranked picks
- 1
No, I'm not a Human
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie with Mouthwashing.
WARNING. Stay inside. Lock your doors. Close the blinds. Only let humans in. Eliminate all Visitors. An anxiety horror about paranoia in the End of Times.
- 2
BRAINSHELL
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
Have you ever wondered what it would be like to become an Intercontinental Ballistic Missile? A psychological horror experience focusing on immersion, storytelling and audiovisual torment.
- 3
His Last Film
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
What happened during the filming? Stan doesn't remember. Explore the decaying depths of an abandoned subway station, piece together a fragmented reality, and discover the horrifying truth behind his last film. Some memories are better left unmade.
- 4
Butcher of the North
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
You never received any New Year's gifts. This year, you decided to take what is yours. After tracking Santa down by his IP address, you head to his lair to take what is rightfully yours.
- 5
THRESHOLD
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
In a lonely station atop a mountain, a train rumbles its precious cargo to places unknown. Now is your shift. Keep the pace. Uncover a mystery. Fight for your last breath. The air is thin up here.
- 6
Dead Take
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
Find your missing friend. Uncover the secrets within. Brave a luxurious and haunting mansion in Dead Take, a first-person psychological horror crafted by Surgent Studios.
- 7
What Happened to Lily?
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
What Happened to Lily? Is a real-time first-person horror game. Discover the secrets and spooky truths behind the mysterious event at Miller Farm.
- 8
Cat Named Mojave
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
Stranded in the desert, your only hope of escaping rests in a strange Catman. His one request: hunt down surreal creatures, skin them, and chop them up so he can keep them as trophies.
- 9
SILENT HILL 2
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Adventure with Mouthwashing.
Investigating a letter from his late wife, James returns to where they made so many memories - Silent Hill. What he finds is a ghost town, prowled by disturbing monsters and cloaked in deep fog. Confront the monsters, solve puzzles, and search for traces of your wife in this remake of SILENT HILL 2.
- 10
Inscryption
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
Inscryption is an inky black card-based odyssey that blends the deckbuilding roguelike, escape-room style puzzles, and psychological horror into a blood-laced smoothie. Darker still are the secrets inscrybed upon the cards...
- 11
SIGNALIS
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
A classic survival horror experience set in a dystopian future where humanity has uncovered a dark secret. Unravel a cosmic mystery, escape terrifying creatures, and scavenge an off-world government facility as Elster, a technician Replika searching for her lost dreams.
- 12
Layers of Fear (2016)
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
A first-person psychological horror with a strong emphasis on atmosphere and storytelling. Explore an ever-shifting Victorian mansion as a painter seeking to complete his masterpiece, even at the cost of his own sanity.
- 13
SOMA
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
From the creators of Amnesia: The Dark Descent comes SOMA, a sci-fi horror game set below the waves of the Atlantic ocean. Struggle to survive a hostile world that will make you question your very existence.
- 14
LISA: The Painful
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
The miserable journey of a broken man...
- 15
Outlast
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie and Adventure with Mouthwashing.
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.
- 16
Crow Country
Single-player alternative to Mouthwashing — playable solo, no multiplayer required. Shares Indie with Mouthwashing.
The year is 1990. It’s been two years since the mysterious disappearance of Edward Crow and the abrupt closure of his theme park, Crow Country. But your arrival has broken the silence, Mara Forest. If you want answers, you’ll have to venture deep into the darkness of Crow Country to find them…