Is Call of Duty®: Modern Warfare® 3 (2011) co-op?

Yes, Call of Duty®: Modern Warfare® 3 (2011) supports co-op.

Does Call of Duty®: Modern Warfare® 3 (2011) have PvP?

Steam does not list PvP for Call of Duty®: Modern Warfare® 3 (2011).

How many people play Call of Duty®: Modern Warfare® 3 (2011)?

About 357 players were in-game when this page was built (2026-09-08).

Ready Up — what game do we play?Compare two Steam libraries →

Multiplayer games › Shooter › Military shooter

Is Call of Duty®: Modern Warfare® 3 (2011) multiplayer or co-op?

Yes — co-op. Call of Duty®: Modern Warfare® 3 (2011) is a military shooter game released in 2011, 85% positive on Steam (25,006 reviews), with 357 playing right now. $15.99 on Steam.

Co-opSingle-player tooShooter · Military shooter

The best-selling first-person action series of all-time returns with an epic sequel to the multiple GOTY award winner Call of Duty®: Modern Warfare® 2

Steam tags: Action, FPS, Multiplayer, Shooter, First-Person, War, Singleplayer, Online Co-Op

Do you and a friend both own Call of Duty®: Modern Warfare® 3 (2011)?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Call of Duty®: Modern Warfare® 3 (2011) is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

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Games like Call of Duty®: Modern Warfare® 3 (2011) you can play together

Call of Duty®

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Battlefield™ V

Military shooter · 71% positive on Steam (250,288 reviews) · 6,327 playing right now

Battlefield™ 1

Military shooter · 86% positive on Steam (192,821 reviews) · 6,308 playing right now

Battlefield™ 2042

Military shooter · 47% positive on Steam (297,774 reviews) · 2,774 playing right now

Sniper Elite: Resistance

Military shooter · 71% positive on Steam (3,387 reviews) · 957 playing right now

Sniper Elite 4

Military shooter · 91% positive on Steam (59,155 reviews) · 541 playing right now

Tired of Call of Duty®: Modern Warfare® 3 (2011)? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Call of Duty®: Modern Warfare® 3 (2011) co-op?: Yes, Call of Duty®: Modern Warfare® 3 (2011) supports co-op.
Does Call of Duty®: Modern Warfare® 3 (2011) have PvP?: Steam does not list PvP for Call of Duty®: Modern Warfare® 3 (2011).
How many people play Call of Duty®: Modern Warfare® 3 (2011)?: About 357 players were in-game when this page was built (2026-09-08).

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; updated 2026-09-08. Powered by Steam — not affiliated with or endorsed by Valve Corporation.