Single-player games like Psycho-Sleuth
Below are 10 single-player Steam games similar to Psycho-Sleuth, 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 Psycho-Sleuth page.
Ranked picks
- 1

Kamiya Detective Agency: High School Girl Vanished in The Summer
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
A mystery set in Fukuoka, Japan. Former cop Kengo Kamiya and assistant Hikaru tackle a high school girl's disappearance. A "Photoreal Novel" fully utilizing actual photos and AI. Enjoy snappy banter and unexpected twists in this simple, choice-driven mystery visual novel.
- 2

追光探偵物語 FOLLOWSPOT — A Detective Story
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
A stray flyer, a run-down detective agency, a boss who vanishes on day one. In early-2000s Japan, untangle small cases and the reasons behind them — a retro-PC "line & paint" mystery.
- 3

The Price of Grief
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
Dive into a decade of secrets, mysterious characters and their inexplicable deaths - in the shadow of the darkest time in human history. Investigate crimes, decode documents, collect clues and solve riddles - one word at a time. The deeper you read, the less any of it seems to be an accident.
- 4

Danganronpa V3: Killing Harmony
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
A new cast of 16 characters find themselves kidnapped and imprisoned in a school. Inside, some will kill, some will die, and some will be punished. Reimagine what you thought high-stakes, fast-paced investigation was as you investigate twisted murder cases and condemn your new friends to death.
- 5

Dark Nights with Poe and Munro
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
Guide local radio hosts Poe and Munro through six TV-like episodes of supernatural strangeness and sizzling on-screen chemistry. From the creators of The Infectious Madness of Doctor Dekker and The Shapeshifting Detective.
- 6

The Darkside Detective: A Fumble in the Dark
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
Delouse your room with sage and pack up your travel-sized ouija board, it’s time to re-enter Twin Lakes - America’s 34th most haunted city. Join Detective McQueen as he puzzles his way through 9 chilling cases, risking life and pixelated limb to solve the macabre mysteries that plague the poor town.
- 7

Dimhaven - The Lost Source
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
Are you ready for an adventure? Challenges, exploration and puzzles in a narrative driven experience, pick up your camera and test your wits in this first-person mystery by the team behind Quern!
- 8

The Silver Case
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
The Silver Case – the debut title from world-renowned developer SUDA51 has been fully remastered and localized to English for the first time ever!
- 9

Rail of Möbius
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required. Shares Adventure with Psycho-Sleuth.
It is an adventure game with multiple endings. An original script written by a well-known light novelist with a total of 400,000 words. With reasoning, suspense, love, and science fiction elements, it allows players to embark on a highly immersive journey of salvation on the submarine train.
- 10

Project: AHNO's Ark
Single-player alternative to Psycho-Sleuth — playable solo, no multiplayer required.
This game merges elements of tactical RPG, Go, and introduces Roguelite features. Players will need to make decisions among numerous random events and capability divergences, trying to survive in an apocalyptic game of mutual destruction.