Single-player games like In Nightmare
Below are 13 single-player Steam games similar to In 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 In Nightmare page.
Ranked picks
- 1

Hidden Shelter
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Death lurks in every corner of this journey filled with tension and despair. The brave may not be the smartest here and those who know the time to retreat are more likely to make it out alive in the end ... Find your lost friend in a house that holds unimaginable secrets.
- 2

Chibi Horror: The School
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Chibi Horror: The School is a japanese and anime themed horror game inspired by horror games like Slender, Amnesia, among others.
- 3

The Count Lucanor
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Pixel adventure inspired by classics like Zelda and Silent Hill.
- 4

NightCry
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
NightCry is set on a cruise ship, and you have been invited along for the cruise of a (possibly short) lifetime. While your surroundings are luxurious and the guests are friendly, not everything is as it should be. The guests and the crew start to turn up dead, the victims of some foul murderer.
- 5

Hello Neighbor 2 Alpha 1
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Alpha 1 of Hello Neighbor 2 is back! It is a Stealth Horror Game where you’re being stalked by a mysterious creature as you try to track down Mr. Peterson who has disappeared after the events of the first game. Play against an advanced, self-learning AI that adapts to your every move.
- 6

YUMENIKKI -DREAM DIARY-
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
As long as I have dreams in my heart, I can never escape. I can never awaken from my dreams. Maybe if I follow the dream just past this doorway, then someday I can wake up again...
- 7

Praey for the Gods
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Praey for the Gods is a boss climbing open world adventure game where you play a lone hero sent to the edge of a dying frozen land to explore and solve the secrets of a never ending winter. Grapple, glide and grab hold of massive beasts as you fight to survive and return the world to proper order.
- 8

White Noise 2
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Enjoy a 4vs1 asymmetric horror experience like no other. Be a part of the investigator team, or take control of the creature and devour them!
- 9

Papo & Yo
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Quico’s best friend, Monster, is a huge beast with razor-sharp teeth, but that doesn’t scare Quico away from playing with him. That said, Monster does have a very dangerous problem: an addiction to poisonous frogs.
- 10

LIMBO
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Uncertain of his sister's fate, a boy enters LIMBO
- 11

Among the Sleep - Enhanced Edition
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Among the Sleep: Enhanced Edition is a new and improved version of the award winning first person horror adventure. In the game you play as a small child trapped in a weird nightmare where you go looking for your mom.
- 12

INSIDE
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Indie and Adventure with In Nightmare.
Hunted and alone, a boy finds himself drawn into the center of a dark project. INSIDE is a dark, narrative-driven platformer combining intense action with challenging puzzles. It has been critically acclaimed for its moody art style, ambient soundtrack and unsettling atmosphere.
- 13

Little Nightmares
Single-player alternative to In Nightmare — playable solo, no multiplayer required. Shares Adventure with In Nightmare.
Take on the role of Six, a lone child lost in a massive metal vessel known as the Maw, surrounded by dangerous, distorted versions of adults. You’ll need to do your best to escape in one piece or your fate will be worse than you ever dared dream.