272 Co-op · Puzzle games your group can play together online, including 100 Cats Lost In Canada Find & Color, Emissary Zero, and Sherlock: Hidden Object & Match-3 Mystery.
🐱 Discover 100 hidden cats 🌍 in handcrafted scenes that capture the spirit of each country. Relax with color-by-numbers 🎨 and bring illustrations to life. Play solo or in cozy co-op 👯♂️, while Meow FM 🎶 sets the mood.
Explore familiar stories with Sherlock Holmes! Solve mysteries, find hidden objects, and play match-3 puzzles to restore classic tales. Join clans, take part in events, and uncover secrets across hundreds of detailed levels — the magnifying glass is in your hands!
64%64% positive of 331 reviews95Playing now: 95Free
Trivia Tricks is a quiz game featuring 8-player online where friends play free with Friend Pass! Play competitively against your friends or team up to take on trivia bosses in Co-Op! Pick from a ton of categories including user-created Quiz Packs in Steam Workshop!
92%92% positive of 222 reviews13Playing now: 13$14.99
You’re a wizard! And a secret agent. The evil S.P.I.D.E.R crime syndicate has taken over your school, creating chaos. Play solo or up to 4 player co-op as you duel students, discover ancient secrets, and use scandalous spells.
96%96% positive of 950 reviews1Playing now: 1$9.99
Build gorgeous kingdoms on floating islands by strategically placing buildings in this cozy, medieval City-Puzzler. Discover secret combinations, take on weekly challenges and explore randomly generated maps in various single- and multiplayer game modes.
87%87% positive of 2,089 reviews22Playing now: 22$14.99
Share the same body with a friend in Split Brain. One of you controls, the other one sees, but the decisions are made together! Face the illusion and uncover the truth to find your way out of Hexarture.
92%92% positive of 168 reviews2Playing now: 2$5.99
Quest Master is a dungeon maker inspired by the classics that first made us love dungeon crawling. Unleash your imagination, alone or in local co-op, to make dungeons full of puzzles, traps and monsters. Upload them for others to explore and challenge yourself with other players’ creations.
98%98% positive of 360 reviews8Playing now: 8$19.99
In Rail Route, you will design, construct, upgrade, and automate your railway network in one of the many maps based on real-life cities worldwide. Dispatch the trains to make the traffic flow and the network grow!
87%87% positive of 2,433 reviews65Playing now: 65$24.99
This is an online Minesweeper game that allows worldwide players to play simultaneously! Across 48 million tiles, each game has over 10 million mines. Dive into a minefield, claim your territory, clear the mines and have fun!
75%75% positive of 786 reviews47Playing now: 47$4.99
Chained in the Backrooms is a 1-4 player co-op, mission-based horror game. Trapped in a blurry subconscious and chained together, toy bears must solve puzzles, complete challenging missions, and survive against creatures trying to destroy them.
68%68% positive of 944 reviews7Playing now: 7$1.94
On your way home on the train, you weren't paying attention. Until you realised the train had been stopping at the same station over, and over again. Watch out for anomalies, and avoid the Anomaly Exit! Made for singleplayer and 2-6 co-operative multiplayer.
88%88% positive of 1,133 reviews6Playing now: 6$3.59
SOS OPS! is more than a game. Your task is to save the city. You will find yourself in the epicenter of madness, where co-op missions with friends will raise the adrenaline to the limit!
81%81% positive of 5,527 reviews278Playing now: 278$4.99
Explore haunted locations, collect paranormal evidence, and survive the revenge of the former residents still haunting them. Team up with up to 3 friends to figure out the ghost, however, what begins as an investigation quickly turns into a desperate struggle to stay alive.
74%74% positive of 240 reviews4Playing now: 4$5.99
Experience an innovative co-op adventure where two players have to work together. Engage in collaborative puzzle solving and dynamic combat with each player having unique abilities. Delve into a psychological narrative that explores the essence of humanity.
A co-op horror game like no other... Play with 1-8 players online as you solve puzzles, collect items and run from the horrors that lie within. Follow in the footsteps of Joan in the story mode or tackle procedurally generated maps that scale with your level and bring a fresh experience each game..
84%84% positive of 13,833 reviews185Playing now: 185$4.49
BOKURA is a two-player puzzle adventure game. Play as two boys who ran away from their homes and work together to take yourselves somewhere far, far away. Relive the friendship of your childhood through the journey of two boys.
90%90% positive of 10,995 reviews29Playing now: 29$5.49
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.
81%81% positive of 4,116 reviews95Playing now: 95$3.99
Experience a fresh take on the classic crime-solving board game. Step into new mysteries and use your skills of deduction to find out whodunit, with what weapon and where.
89%89% positive of 510 reviews35Playing now: 35$14.99
Doll Impostor is a horror game where 1-4 players take on the role of guardians of possessed dolls. Work together to identify the impostor doll before 9 a.m, or face dire consequences. Every hour counts in this tense, fear-filled race against time.
91%91% positive of 969 reviews1Playing now: 1$2.39
'Escape Memoirs: Questionable Side Stories' is a humorous co-operative escape room game where you are a henchman who has to make his way through variety of puzzles to make it to a job interview on time. Can you solve all of the puzzles that stand in the way of your employment?
93%93% positive of 1,692 reviews6Playing now: 6Free
Coming of age as a part of the first generation born free, WWII stripped me of my family, home, and future. Now I'm left with only one choice: to get my revenge and independence, or die trying. The odds are against us: will our tactics, stealth and teamwork be enough?
72%72% positive of 419 reviews1Playing now: 1$29.99