Warhammer 40,000: Dawn of War III: online multiplayer

Apr 27, 2017
2+players

Mature 17+

Strategy · RTS · Sci-fi

Step into a brutal battle between three warring factions In Dawn of War III you will have no choice but to face your foes when a catastrophic weapon is found on the mysterious world of Acheron.

50%Mixed14,000 Steam reviewsMetascore 77 · OpenCritic 77 · 58% of critics recommendSteam Deck playable

Who can play

Store

Split-screen is not confirmed.
Online on PC. How many can join is not confirmed.
Whether one copy is enough is not confirmed.

SteamPrice on SteamGet it

How it plays

Is it good

50%

Mixed on Steam

of 14,000 reviewsRead on Steam (opens the store in a new tab)

“Dawn of War III successfully takes the best elements from the previous two games and blends them with traditional RTS mechanics to create a game with deep strategic gameplay.”
9/10 · Hardcore Gamer
“the game Warhammer 40k fans have been waiting for”
9/10 · Gamereactor
“An excellent RTS experience”
4/5 · Empire Online

From its Steam store page, where the publisher chooses the quotes.

Steam Deck Playable

Every way to play together

Steam lists online multiplayer for PC. Player counts are not confirmed yet. 50% positive of 14,000 Steam reviews.

- PC
PCStore (how we check facts)
Same screen
Not listed
Same room, own screens
Not listed
Online
2+players, versus

Play modes here come from the Steam store listing, which does not give player counts. How we check facts

Quick facts

Developer: Relic Entertainment
Platforms: PC
Series: Warhammer
Released: Apr 27, 2017 on PC
Languages: Text in 13 languages, voices in English
Age rating: Mature 17+ (ESRB): Blood and gore, violence

Answers

Updated October 27, 2026

Does Warhammer 40,000: Dawn of War III have couch co-op?: No same-screen play is confirmed. The Steam listing does not include it on PC. Online play is the way to play it together.
Do you need two copies of Warhammer 40,000: Dawn of War III?: No one-copy option is listed, so expect each player online to need their own copy.
What platforms is Warhammer 40,000: Dawn of War III on?: PC.
Does Warhammer 40,000: Dawn of War III work on Steam Deck?: Yes, with some extra steps: Steam rates it Playable for Steam Deck.
Is Warhammer 40,000: Dawn of War III free?: No, it's a paid game.

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