Single-player games like Doors: Paradox
Below are 16 single-player Steam games similar to Doors: Paradox, 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 Doors: Paradox page.
Ranked picks
- 1

An Arcade Full of Cats
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Casual with Doors: Paradox.
Journey through gaming history's time and space, while searching for adorable feline companions in 'An Arcade Full of Cats,' the ultimate pet'em up hidden object game.
- 2

Froggonit: Prologue
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
Be a frog, restore power to the mall, solve absurd animal requests, and rescue all 67 lost shoppers stuck in the dark. A free, cozy comedy adventure!
- 3

Eastern Dream
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
Build the city, then step inside your own story. Solve handcrafted building puzzles, meet unforgettable characters, and uncover the forgotten tale hidden within your city.
- 4

Where Are My Cats?
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Casual with Doors: Paradox.
🐱 Explore different regions, find hidden cats, and unlock new areas! Discover all 100 cats across 5 main regions while enjoying a relaxing exploration experience with cozy sounds.
- 5

Hidden Cat Islands
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Casual with Doors: Paradox.
🐱 Hidden Cat Islands is a relaxing 3D exploration game where you search for hidden cats across uniquely themed islands. Move your camera freely, use helpful hints, discover interactive objects, and find hidden photos along the way!
- 6

Miniature LAND -Four Seasons-
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
An escape room adventure set in a handcrafted miniature world. Can you find your way back home?
- 7

A Building Full of Cats 2
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
A Building Full of Cats 2 is a Hidden Object Game where you’ll search for over a thousand hidden cats while also helping the building’s residents with their daily tasks. Can you pet all the cats and make a difference in the lives of the building's residents?
- 8

Down in Bermuda
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
An unnatural storm leaves an adventurous aviator stranded for decades within the infamous Bermuda. Overcome creatures of the deep and unravel the islands secrets in search of a way back home.
- 9

The Room
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
A mysterious invitation leads to the attic of an abandoned house. In the room is a cast-iron safe laced with strange carvings and on top, a note from your distant companion. It promises something ancient and astonishing concealed in the iron chamber - you need only find a way in.
- 10

Myst
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
Welcome to Myst: a starkly beautiful island, eerily tinged with mystery and shrouded in intrigue. Built from the ground up to play in 2D & VR, explore Myst in a whole new dimension! Journey to the Ages, unravel puzzles, and be a part of the surrealistic adventure that will become your own.
- 11

Boxes: Lost Fragments
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
As a legendary thief, your next assignment lures you into a grand and lavish mansion. There you find a series of puzzle boxes, designed for an unknown purpose. What should have been a quick in-and-out, gradually turns into your own harrowing struggle for freedom and answers.
- 12

Escape Machine City: Airborne
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
It has been two days since the once vibrant Air City went completely silent and now it seems to be flying on its own
- 13

Dreamcage Escape
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
Can you escape the Dreamcage? Are you ready to solve puzzles and crack codes in this new and innovative room escape game?
- 14

Tiny Robots Recharged
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
It was all fun and games until the bad guy took your friends. It's not their fault he built his super-secret laboratory next to the park.
- 15

Tiny Robots: Portal Escape
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
Tiny Robots Portal Escape is an exciting puzzle escape game set in a robot world full of curious characters, colourful levels, and exotic alternative realities. Collect items, look for hidden clues, and solve tricky puzzles. Oh, and don’t forget to save your grandpa from the bad guys!
- 16

Cages: Hidden Worlds
Single-player alternative to Doors: Paradox — playable solo, no multiplayer required. Shares Indie and Adventure with Doors: Paradox.
A first-person puzzle escape game set in a mansion that holds the remains of a freak show carnival. Meet the former stars of the show, now locked inside intricate contraptions. Venture into surreal worlds lurking between the cracks of reality and solve the workings of complex original machinery.