Free co-op games you can play in your browser

The most played co-op games on Foundplay right now are Survive The Night, BMX Mountain and We Die Below. All 49 here are free and play in your browser with no download, and 15 of them work on a phone.

49 games · Updated November 2, 2026 · Page 2 of 2

Questions

What are the most popular co-op games?
By plays on Foundplay: Survive The Night, BMX Mountain, We Die Below, Gravecrawl and Eyrie. The list on this page is sorted most played first.
Which co-op games work on phones?
15 of the 49 are marked as playable on a phone, including We Die Below, Eyrie and UP! with a stranger. Each game's page says whether it works on a phone or needs a keyboard.
Are these games free?
Yes. Every game on Foundplay is free to play in a web browser, with nothing to download. Play opens the game on the site where it's published, usually its creator's own; some creators offer optional extras there.
How many people can play these co-op games together?
It depends on the game: some are for two, many are for up to four, and a few take larger groups. The pitch on each game's card usually says how many. On Foundplay: Survive The Night, We Die Below and Gravecrawl.