Portal 2

    Two players solve portal puzzles together in a dedicated co-op campaign.

    Valve · published by Valve, Electronic Arts

    Playing together

    Online co-op
    Confirmed
    Players in online co-op
    Confirmed
    How co-op works
    1 source
    Local co-op
    Confirmed
    Free to play
    1 source
    Not known yet
    Online versus, Online multiplayer, Players online, Best with, Crossplay, Multiplayer through mods, One copy is enough, Plays in browser, Demo, Playtest, Early access

    Hover, focus or tap a fact to see where it came from.

    How you talk

    Not known yet
    Plays without voice or typing, Wordless tools, Public matchmaking, Friendly with strangers

    About the game

    The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!
    From Steam

    Screenshots

    Why we rate it this way

    • 99% positive from 469,195 Steam reviews.
    • Critics rate it 92/100 from 9 reviews.
    Steam, checked 1 Nov 2026Num reviews: 1Review score: 9Review score desc: Overwhelmingly PositiveTotal positive: 463129Total negative: 6066Total reviews: 469195{"num_reviews":1,"review_score":9,"review_score_desc":"Overwhelmingly Positive","total_positive":463129,"total_negative":6066,"total_reviews":469195}IGDB, checked 1 Nov 2026Id: 72Name: Portal 2Url: https://www.igdb.com/games/portal-2Created at: 1297956069First release date: 1303084800Total rating: 91.88764458610211Total rating count: 4533Aggregated rating: 92.44444444444444Aggregated rating count: 9Release dates: [{"id":707265,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}},{"id":707266,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}},{"id":707259,"date":1303084800,"human":"Apr 18, 2011","status":{"id":6,"name":"Full Release"}},{"id":485080,"date":1656374400,"human":"Jun 28, 2022","status":{"id":6,"name":"Full Release"}},{"id":591612,"date":1393372800,"human":"Feb 26, 2014","status":{"id":2,"name":"Beta"}},{"id":707264,"date":1303257600,"human":"Apr 20, 2011","status":{"id":6,"name":"Full Release"}},{"id":707260,"date":1303084800,"human":"Apr 18, 2011","status":{"id":6,"name":"Full Release"}},{"id":707261,"date":1303257600,"human":"Apr 20, 2011","status":{"id":6,"name":"Full Release"}},{"id":707262,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}},{"id":707263,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}}]Game type: {"id":0,"type":"Main Game"}Involved companies: [{"company":{"id":56,"name":"Valve"},"developer":true,"publisher":true},{"company":{"id":1,"name":"Electronic Arts"},"developer":false,"publisher":true}]{"id":72,"name":"Portal 2","url":"https://www.igdb.com/games/portal-2","created_at":1297956069,"first_release_date":1303084800,"total_rating":91.88764458610211,"total_rating_count":4533,"aggregated_rating":92.44444444444444,"aggregated_rating_count":9,"release_dates":[{"id":707265,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}},{"id":707266,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}},{"id":707259,"date":1303084800,"human":"Apr 18, 2011","status":{"id":6,"name":"Full Release"}},{"id":485080,"date":1656374400,"human":"Jun 28, 2022","status":{"id":6,"name":"Full Release"}},{"id":591612,"date":1393372800,"human":"Feb 26, 2014","status":{"id":2,"name":"Beta"}},{"id":707264,"date":1303257600,"human":"Apr 20, 2011","status":{"id":6,"name":"Full Release"}},{"id":707260,"date":1303084800,"human":"Apr 18, 2011","status":{"id":6,"name":"Full Release"}},{"id":707261,"date":1303257600,"human":"Apr 20, 2011","status":{"id":6,"name":"Full Release"}},{"id":707262,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}},{"id":707263,"date":1303430400,"human":"Apr 22, 2011","status":{"id":6,"name":"Full Release"}}],"game_type":{"id":0,"type":"Main Game"},"involved_companies":[{"company":{"id":56,"name":"Valve"},"developer":true,"publisher":true},{"company":{"id":1,"name":"Electronic Arts"},"developer":false,"publisher":true}]}

    Sources

    First listed 1 Nov 2026. Updated 3 Nov 2026.