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

Gallipoli Trenches: The Forgotten Front WW1
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
Amidst the chaos of Gallipoli, a battle-hardened officer vows to protect a lost child. Navigate trenches, solve environmental puzzles, and witness the human cost of war. In this atmospheric 2D platformer, survival isn't just about staying alive—it's about keeping your humanity.
- 2

A Wake Inn
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
Put your VR goggles on to explore dark corridors of an abandoned hotel using realistically controlled wheelchair, and face strange army of living dolls. But you won't be alone - mysterious voice will accompany you via shortwave transmitter. Just make sure, who really pulls the strings in this world.
- 3

CONSCRIPT: Director’s Cut
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
During the First World War, a lone French soldier must navigate twisted trenches, scavenge for limited supplies and solve complex puzzles—all whilst fighting for survival in the midst of mankind’s most brutal and horrifying conflict. CONSCRIPT is a new historical take on classic survival horror.
- 4

Turnover
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
In a dystopian future, a powerful corporation hires a private security firm to execute a violent takeover of a competitor's HQ. Caught in the middle, brave office worker Clea attempts a stealthy escape.
- 5

Old Future: Post-Apocalyptic Times
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
Post-apocalyptic, Sandbox, Crafting-survival Indie game. Explore at your own pace or team up with your friends in multiplayer. Early access game!
- 6

Trench Face
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
Trench Face is a horror turn based war RPG featuring exploration-based dungeons, with hanging monsters lurking around each corner. Every enemy varying in strengths and weaknesses. Escape the trench with your life.
- 7

Call of Cthulhu: The Wasted Land
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
Call of Cthulhu: The Wasted Land is a turn-based strategy/role-playing game based on the award winning Call of Cthulhu RPG. Set in the midst of World War One, the game pits your team of investigators and soldiers against an ancient enemy, one older than humanity itself...
- 8

Intravenous 2
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Adventure with Ideal Nightmare.
Intravenous 2 is the ultimate blend of tactical gameplay and immersive storytelling. Will you embrace the shadows or confront your foes head-on? The choice is yours. Experience a new era of tactical stealth action. Save lives. Uncover secrets. Take vengeance.
- 9

The Drylands
Single-player alternative to Ideal Nightmare — playable solo, no multiplayer required. Shares Action and Indie with Ideal Nightmare.
The Drylands is a Car party-based RPG. Fight for loot and explore an ever-changing procedurally generated world as the shifting sands reveal lost secrets