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Loved IAI? You'll love these

About IAI

No game lists IAI as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.

Free
Released
Price
Free
Players
👥 Up to 2 players
Reviews
78% of 23

In this asymmetrical multiplayer co-op puzzle game, brave the treacherous unknown and endeavour on a deadly, desolate planet. Be the eyes from above or the scout on the ground and work together with a friend to uncover the mysteries and escape from the planet Xanahspati.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Up to 4 players
Reviews
69% of 23

Work together with a partner to solve a series of non-Euclidean Escape Room puzzles to uncover the mystery behind the vanished crew of Outpost Rhea, a deep-space research facility experiencing strange spatial anomalies.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 2 players

Relay Protocol is a logic-based puzzle game built around experimentation, spatial reasoning, and energy-based mechanics. Redirect lasers, manipulate energy signals, and use specialized characters to solve interconnected test chambers inside a mysterious industrial facility.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 3–6 players
Reviews
100% of 1

Light it up in CHARGE!, the laser tag-inspired sport of the future! Let loose in arena-style first-person shooter action to bounce around buildings, modify your laser weapons to bend light, and take on your friends in quick matches for territory dominance.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
25% of 4

Embark on a journey through 8 levels of the Backrooms designed to trigger the liminal feeling in your brain. Be ware, because one of the 4 entities could be stalking you at any moment.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
81% of 4,014

Partner up with your friend online and set sail for an unforgettable puzzle adventure in this bite-sized standalone We Were Here experience. Work together to overcome brain-teasing challenges and make fun memories, using your best communication, teamwork and trust skills.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
100% of 2

As an Artificial Sentience, transform The Hotel—a derelict customizable spaceship—into a beacon of hospitality for six alien Factions. Master the Action Hex, expand your Neural Network, and explore spectral entity hauntings in this deep sci-fi management game.

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
85% of 14

Welcome to Poly Backrooms, an unique multiplayer co-op horror game that combines the infamous backrooms creepypasta with a fun, low-poly aesthetic. With up to 4 players, you and your friends will navigate through the backrooms, solving intricate puzzles and avoiding dangerous entities.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
94% of 53

Rooms of Realities is an anthology of virtual Escape Rooms that you can enjoy in co-op or solo mode. Discover the secret that connects all the rooms.

If you loved these, you'll love this