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Is Junk Jack multiplayer or co-op?

Yes — co-op. Junk Jack is a survival craft game released in 2016, 79% positive on Steam (463 reviews), with 1 playing right now. $14.99 on Steam.

Co-opSingle-player tooSurvival · Survival craft

Make the world truly yours in Junk Jack, a relaxing sandbox experience focused on building and improving your…

Steam tags: Open World Survival Craft, Adventure, Sandbox, 2D, Survival, Indie, Crafting, Action

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Tired of Junk Jack? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Junk Jack co-op?
Yes, Junk Jack supports co-op.
Does Junk Jack have PvP?
Steam does not list PvP for Junk Jack.
How many people play Junk Jack?
About 1 players were in-game when this page was built (2026-09-09).

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; page updated 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. How the data works · Legal & privacy · All types · Game Pass