Online co-op RTS games

Every online co-op RTS game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 51–60 of 213 games matching RTS · updated 12 Oct 2026

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$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
74% of 663

Sudden Strike 5 delivers real-time tactics in epic WWII battles. A host of tactical options and more than 300 playable units open-up multiple approaches to reach your objectives in a 25 mission campaign on historical battlefields in Europe and North Africa.

$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
0% of 1

Command toy soldiers across massive battlefields where everyday objects become warzones. Build your base, expand your army, and fight for control against rival factions and dangerous wildlife. Switch between full RTS or direct control of any unit, from infantry on the ground to aircraft in the sky.

$
Released
Price
$ · Cheap
Players
👥 Not stated

Banana Drama is an indie RTS game. It offers a singleplayer and online multiplayer experience. Your monkey king is held captive by evil dinos - he needs help! Be part of the banana crew and join us on Discord!

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
88% of 17

Wood’N’Destroy is a real-time strategy game where you build your base, gather resources, and command your army to destroy your enemies. Expand your economy, develop new technologies, and dominate the battlefield.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 5

Command massive armies from the sky as an RTS Commander, or drop directly into the muddy trenches as a Front Line soldier. Industrial Legion blends tactical squad management with intense first-person combat, simulating thousands of active troops simultaneously in a unified theatre of war.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
63% of 137

Jump into a true real-time strategy, and fully 3D battles! Order of Kings is an MMO game mixing RTS and SLG. You can control massive troops, plan combining 3D terrain and physical collision effects, join in alliances with friends, compete with other server players, and build your own legend!

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 3 players
Reviews
68% of 1,929

Retreating ends here. Defend Bastion against evil hordes, reclaim lost powers, rebuild ancient ruins, and adapt your tactics to reverse the siege. Shape your playstyle in this hero-strategy rogue-lite solo or co-op up to 3 players.

$
Released
Price
$ · Cheap
Players
👥 Up to 3 players
Reviews
100% of 1

Welcome, combatants and spectators! Coop online with up to two friends, survive and defend your base from the trials of the Rixe. Pick your hero, upgrade it along the run your own way, and go as far as possible through the chaotic rounds !

If you loved these, you'll love this