Single-player games like Window Seat
Below are 8 single-player Steam games similar to Window Seat, 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 Window Seat page.
Ranked picks
- 1

Hillthorn
Single-player alternative to Window Seat — playable solo, no multiplayer required. Shares Indie with Window Seat.
A disappearance in a secluded community. A mountain hiding its secrets. A detective running out of time. Welcome to Hillthorn, a dark investigation game that invites you to uncover the mystery without a single word spoken, using your skills of logic and intuition through cards.
- 2

The Space Bar
Single-player alternative to Window Seat — playable solo, no multiplayer required.
Play as Alias Node, a human detective working on planet, Armpit VI. Your assignment? Catch a shifty criminal, wanted for grand theft and murder, before whatever it is, escapes to another world!
- 3

Nirvana Noir
Single-player alternative to Window Seat — playable solo, no multiplayer required. Shares Indie with Window Seat.
A noir adventure beyond time and space. The city of cosmic beings is under threat in two parallel realities - one where the Big Bang was never fired, the other exploding in color and sin. It’s up to you to solve the mysteries of the Bigger Bang in this follow up to the award-winning Genesis Noir.
- 4

AI: THE SOMNIUM FILES - nirvanA Initiative
Single-player alternative to Window Seat — playable solo, no multiplayer required.
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

The Shell Part II: Purgatorio
Single-player alternative to Window Seat — playable solo, no multiplayer required.
Detective Reiji Tokisaka is back to face down a mystery that spans decades, if not centuries. With the aftermath of his last case weighing on his soul and a long-silent cult resurgent, can he solve the crime—or will it become his curse?
- 6

Night Cascades
Single-player alternative to Window Seat — playable solo, no multiplayer required. Shares Indie with Window Seat.
The city is on fire, and the Devil is to blame - or is it? Two women must solve an occult-themed mystery set in an alternate 1980s while unraveling the secrets of their past. Hunt for clues and interrogate suspects in this interactive yuri visual novel.
- 7

Chicken Police: Into the HIVE!
Single-player alternative to Window Seat — playable solo, no multiplayer required.
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.
- 8

The Operator
Single-player alternative to Window Seat — playable solo, no multiplayer required. Shares Indie with Window Seat.
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.