Single-player games like OBSIDIAN 7
Below are 9 single-player Steam games similar to OBSIDIAN 7, 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 OBSIDIAN 7 page.
Ranked picks
- 1

Tails Noir
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
Tails Noir is a post-noir narrative adventure. Become raccoon private eye Howard Lotor and explore dystopian Vancouver inhabited by animals as you uncover a deeply personal story of change and transformation.
- 2

DAEMON MASQUERADE
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
An anime-inspired supernatural detective game. Uncover the identities and powers of your adversaries using a conspiracy board full of evidence.
- 3

Kathy Rain 2: Soothsayer
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
In this point-and-click urban thriller, down-and-out private eye Kathy Rain will embark on her most dangerous case yet — the pursuit of the notorious serial killer known as the Soothsayer. Find clues, gather evidence, connect the dots, and confront the murderer before the hunter becomes the hunted…
- 4

AI: THE SOMNIUM FILES - nirvanA Initiative
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
Special Agents Mizuki and Ryuki, along with their AI partners Aiba and Tama, are tasked to solve the bizarre Half Body serial killings in this sequel to the critically acclaimed AI: THE SOMNIUM FILES.
- 5

Chinatown Detective Agency
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
Chinatown Detective Agency is a cybernoir point and click adventure blending stunning retro design with innovative mechanics. Play as Amira Darma, an ex-cop who has just opened her own detective agency. Choose your clients, travel around the world and solve dangerous cases using real world research.
- 6

The Operator
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
Welcome to the FDI. As our newest Operator, your role is to use your detective skills to assist our field agents and investigate mysterious crimes. Use cutting-edge FDI software to dig for clues, solve puzzles, and uncover the truth.
- 7

Still Life
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
Still Life 2 also now available!
- 8

Chicken Police: Into the HIVE!
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
A wild tale of conspiracy, loss, friendship, and... chickens?! Two rooster detectives are about to venture into the insect underworld to uncover a worldwide conspiracy, while also battling their inherent demons in this animal noir adventure satire.
- 9

Cryptid Keeper
Single-player alternative to OBSIDIAN 7 — playable solo, no multiplayer required. Shares Adventure with OBSIDIAN 7.
Restore a broken zoo and bring it back to life in Cryptid Keeper | A creepy-cozy, creature-collecting adventure. Hunt, trap, and exhibit mysterious Cryptids, breed strange hybrids, manage enclosures, and turn a forgotten park into a thriving sanctuary of legendary beasts.