Single-player games like Nightmare Inside
Below are 8 single-player Steam games similar to Nightmare Inside, 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 Nightmare Inside page.
Ranked picks
- 1
Culling Daisies
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie and Casual with Nightmare Inside.
A dark yuri visual novel about a girl so terrified of being alone she will stop at nothing to ensure her loved ones can never leave her.
- 2
Bad Faith
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie and Casual with Nightmare Inside.
Sanctuaries. Secrets. Serious consequences. A solo-developed psychological horror/drama visual novel.
- 3
骸心 Mainbody
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie with Nightmare Inside.
A puzzle-based horror game where the player takes on the role of a building manager who manages a haunted building and its "patients". Through the player's different options will raise or lower the pollution value, thus triggering different endings.
- 4
What Happened to Lily?
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie and Casual with Nightmare Inside.
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.
- 5
Pumpkin Eater
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie and Casual with Nightmare Inside.
Pumpkin Eater is a visual novel about grief, pumpkin heads, and human decomposition. 100% medically accurate.
- 6
The Sin
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie and Casual with Nightmare Inside.
The depressing pictures of a dying village and its inhabitants to the dark ambient music of the underground performers make those who are still trying to survive in places where everything has long died, to plunge even deeper into the world of mystical horror and deep despair
- 7
Amelie
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie with Nightmare Inside.
A psychological mystery yuri visual novel about a girl named Amelie. Forbidden from leaving the house, Amelie awaits the arrival of her long time penpal, Sofia, to her dear friend Lilika’s dismay. What secrets will Sofia unravel that were best kept buried?
- 8
The Test: Secrets of the Soul
Single-player alternative to Nightmare Inside — playable solo, no multiplayer required. Shares Indie with Nightmare Inside.
You will answer a series of questions that will reveal things from deep within. Some will be uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and are you SURE you want the answers you seek? For it is time to unlock "Secrets of the Soul..."