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Is Party of Sin multiplayer or co-op?

Yes — co-op, plus local/split-screen. Party of Sin is a co-op platformer game released in 2012, 50% positive on Steam (198 reviews). $5.99 on Steam.

Co-opLocal / split-screenSingle-player tooParty & co-op · Co-op platformer

Take control of the Seven Deadly Sins as you forge your destiny on a quest to troll humanity.

How Party of Sin plays with friends, according to Steam

Online co-op
Not listed on Steam
Local / split-screen co-op
Not listed on Steam
Online PvP
Not listed on Steam
LAN play
Not listed on Steam
Remote Play Together (one copy, streamed to friends)
Yes
Single-player mode
Yes
Shared / split screen
Yes
Controller
Full controller support

Steam's own category list for the game, as of 2026-09-09. "Not listed" means the store page does not claim that mode; community mods or Remote Play can still add it.

Steam tags: Action, Indie, Adventure, Platformer, Local Co-Op, Puzzle, Co-op

Do you and a friend both own Party of Sin?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Party of Sin is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Do you and a friend both own Party of Sin?Free, no login — uses public Steam profiles.

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Games like Party of Sin you can play together

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POPUCOM
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Cuphead
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Celeste
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Tired of Party of Sin? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Party of Sin co-op?
Yes, Party of Sin supports co-op.
Does Party of Sin have PvP?
Steam does not list PvP for Party of Sin.
Do we both need to own Party of Sin to play together?
Not always. Party of Sin supports Steam Remote Play Together: one person who owns it hosts and streams a local session to friends who don't (Steam quotes up to four players, more on a fast connection). For online co-op or PvP, every player needs their own copy.
How many people play Party of Sin?
Player counts were not available when this page was built.
Does Party of Sin have split-screen or local multiplayer?
Yes. Steam lists Party of Sin with shared/split-screen play on one PC — and it supports Remote Play Together, so a friend can join that local session over the internet.

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 2026-09-23. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. Ready Up is a Somebody Decide program. How the data works · Legal & privacy · All types · Game Pass