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

Tragedy Theater
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Tragedy Theater is RPGmaker Horror game. You'll get the thrill of being chased by those mascots. Don't get caught. Help your friend, result puzzles and choose the choice that won't make our boy out of his mind.
- 2

CORPSE FACTORY
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Discard your sense of morality and enter the world of CORPSE FACTORY. An obscure website allows users to request a death. Victims supposedly receive a photograph of their own corpse before they are killed! With English voice acting by an all-star cast.
- 3

Cat in the Box
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Cat in the Box is a horror adventure game. Help the poor girl explore the mansion and escape from unknown entities that are pursuing her. Use a variety of tools and your wits to overcome any challenges you face. At times, you'll even have to wake yourself from nightmares to survive.
- 4

Causality
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Causality is a survival horror game. You must rescue 3 students trapped in a school full of mysterious psychic phenomena, and uncover the secrets behind therein. The real story behind the school, and the causal relationship of the events, is all in your hands.
- 5

CHAOS;CHILD
Single-player alternative to Memento — playable solo, no multiplayer required.
From the creators of the critically acclaimed STEINS;GATE comes a sensational new visual novel: CHAOS;CHILD. Set in Shibuya in 2015, a group of high school students who survived an earthquake six years ago find themselves at the center of a new series of bizarre murders in the city.
- 6

Nevermind
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Nevermind ushers you into dark and surreal worlds within the minds of trauma patients. When played with supported biofeedback technology, Nevermind picks up on indications of fear—lashing out if you allow your feelings of anxiety to get the better of you.
- 7

The Bad Kids
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
As an adaptation of the popular suspecse TV series, Cat's Cradle, this game combines investigation, solving puzzles and reasoning with original stories, which can build a more Immersive experience. Game will build new stories based on original setting and focus on the inner world of the character.
- 8

Oxenfree
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Oxenfree is a supernatural thriller about a group of friends who unwittingly open a ghostly rift. You are Alex, and you’ve just brought your new stepbrother Jonas to an overnight island party gone horribly wrong.
- 9

逃出图书馆(Escape from Library)
Single-player alternative to Memento — playable solo, no multiplayer required. Shares Indie with Memento.
Ming is a normal college student, one day he comes to the library to study , but only to found that the library has become a hell. Fear, trap, death ... The weird factors are everywhere in this library, Can he find the only exit?