Single-player games like Detective Grimoire
Below are 12 single-player Steam games similar to Detective Grimoire, 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 Detective Grimoire page.
Ranked picks
- 1

Tangle Tower
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
Unravel a thrilling mystery by exploring a strange and twisted mansion, discovering curious clues, interrogating peculiar suspects and solving unique puzzles. Will you be able to uncover the secrets of Tangle Tower?
- 2

Her Story
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
A woman is interviewed seven times by the police. Search the video database and explore hundreds of authentic clips to discover her story in this groundbreaking and award winning narrative game.
- 3

The Real Face of a VTuber
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
A narrative courtroom adventure all about VTubers! Players will take the role of prosecutor Justin Truth and investigate a murder at a VTuber agency, doing their best to uncover the identity of both the killer and VTuber's real face.
- 4

Trials of Innocence
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
Trials of Innocence is an indie courtroom detective game. Step into the shoes of the main character, rookie lawyer Luna Ray, and navigate her journey through the legal world. Unravel a shocking conspiracy that changes the fate of many, including herself, and confront her inner choices.
- 5

The Posthumous Investigation
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
A dead man hired you to solve his own murder. You have one day. Fourteen suspects. And as many attempts as it takes. A hand-drawn noir mystery set in 1937 Rio de Janeiro, where every suspect has a life, a schedule, and something to hide.
- 6

Phoenix Wright: Ace Attorney Trilogy
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Adventure with Detective Grimoire.
Become Phoenix Wright and experience the thrill of battle as you fight to save your innocent clients in a court of law. Play all 14 episodes, spanning the first three games, in one gorgeous collection.
- 7

Murder by Numbers
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
Solve Pixel Puzzles to find clues. Use those clues to interrogate witnesses. Work your way to the truth... ...and uncover the mystery of Murder by Numbers!
- 8

The Silver Case
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Adventure with Detective Grimoire.
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

Scooby Doo! & Looney Tunes Cartoon Universe: Adventure
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Adventure with Detective Grimoire.
Solve the mystery of Kraken Cove with Scooby, Shaggy and the rest of the Mystery Machine Gang or help Bugs and Daffy discover who is behind the dastardly defective MOCME products that are creating chaos.
- 10

The Mermaid Mask
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie and Adventure with Detective Grimoire.
An impossible locked-room murder: Captain Mortuga lies dead beside an ancient cauldron aboard the world’s strangest submarine, crewed by sketchy suspects. A handcrafted point-and-click with sharp humour and tricky puzzles. Dive into the next mystery from the creators of Tangle Tower & Crow Country.
- 11

Crow Country
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie with Detective Grimoire.
The year is 1990. It’s been two years since the mysterious disappearance of Edward Crow and the abrupt closure of his theme park, Crow Country. But your arrival has broken the silence, Mara Forest. If you want answers, you’ll have to venture deep into the darkness of Crow Country to find them…
- 12

Haunt the House: Terrortown
Single-player alternative to Detective Grimoire — playable solo, no multiplayer required. Shares Indie with Detective Grimoire.
Haunt your way through town in the dead of night! Possess objects to scare people away from a museum, a hospital, a theatre and a cruise ship. Will you be able to scare everyone out and reclaim what has been lost, before the night is over? A side-scrolling action puzzle game starring ghosts!