349 3D Strategy games your group can play together online, including Tour de France 2025, In Sink: A Co-op Escape Adventure, and Sins of a Solar Empire II.
All games: 24
The official game takes on a new dimension thanks to new graphics for enhanced immersion. Take on the roads of the Tour de France 2025, sprint, climb and try to win the mythical Yellow Jersey.
Work together to solve puzzles and escape a desert island in this stylized multiplayer co-op adventure. Success requires more than just you and your partner thinking alike - you'll have to communicate and stay In Sink to overcome the challenges ahead.
Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
Age of Darkness: Final Stand is a dark fantasy survival RTS where you must illuminate, build and defend humanity’s last bastion against hordes of Nightmares. Set in the remnants of a kingdom consumed by a deadly fog, you decide. Will you hide in the light? Or take back your world.
TOWER ▪ DEFENSE ▪ STRATEGY. Control Vessels. Utilize their uniquely deep set of towers. Create an everchanging defense. Play with friends. Protect your Basin at all costs. An absolute Tower Defense, Real-Time Strategy Hybrid
Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, construct turrets, and defend your stronghold against relentless attacks. Team up with a friend or fight alone in this action packed block builder, where only the strongest survive.
In "Dale & Dawson Stationery Supplies," play as a Manager, Specialist, or Slacker in an office setting. Slackers blend in, mimicking Specialists to avoid the Manager's suspicion. Uncover or cause deception to win.
Alpha League HD is a free-to-play, hero based Autobattler. In Alpha League, simply pick and build your favorite hero in a Roguelike fashion with 12 different combat genres, and then battle the other 7 Bots or Players to be the winner.
Trivia Tricks is a quiz game featuring 8-player online where friends play free with Friend Pass! Play competitively against your friends or team up to take on trivia bosses in Co-Op! Pick from a ton of categories including user-created Quiz Packs in Steam Workshop!
Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.
"Pennon and Battle" is a turn-based strategy war game. As a lord, you will play a crucial role in the revival of the kingdom! Lead heroes and armies to expand territory in Ruachland, utilize tactics and magic to eliminate enemy forces, and create your own legend!
Mutants: Genesis is an online card game that you can play solo or with up to 3 players in PvE and PvP modes! Join the next generation of Psycogs and climb the ranks to establish yourself as Champion! Collect hundreds of mutants, fashion your own deck, cooperate with or fight other players!
Axis Football 2026 is a complete American Football Simulation featuring fluid gameplay, endless customization, and the industry's best franchise mode.
A casual airline management game set on Earth and Mars. Supports singleplayer and Steam co-op.
Establish and expand your own settlements, liberate the land and assist its villagers, and recruit others to your cause while learning more about a life you had to leave behind. Command your forces, prove your valor through combat, and cement yourself as the hero of your people.
Chess just got an upgrade! Chess Ultimate, where precision strategy meets colorful chaos. Build your team from a roster of unique, quirky characters to defend your King while plotting your opponent’s downfall. Easy to pick up, endlessly fun to master, and a fresh take on the classic game of wits.
One-armed robber is a chaotic first-person heist game that centers around a uniquely challenging premise. Players take the role of a determined robber equipped with only one arm, tasked with pulling off daring heists on banks, shops, and various establishments.
Welcome to Scourge of War, a real-time 3D computer game/simulation developed by NorbSoftDev, the company headed by renowned game designer Norb Timpko, designer of Mad Minute Games' acclaimed Take Command series. Scourge of War is the epitome of historical command simulations.
You and your fellow railroaders are the lifeblood of your railroad, just like it is the lifeblood of the communities it serves. Switch cars at industries. Keep people moving while running local passenger trains. Run trains with a purpose in transition era Appalachia – in Railroader!
Dive into the agricultural life with Farm Manager World! Manage your own farm across vibrant global locations, cultivate exotic crops, and build your agribusiness empire. Welcome to sustainable farming at its finest.
In a post-apocalyptic world submerged by the sea, the wake of the enemy is apparent at every turn. From turning the tides of naval warfare to dominating the skies in break-neck aerial combat, every decision you make will change the outcome of the battle.
Use real Python code to automate machines, robots, drones and more: Program self-driving vehicles; crack passwords; apply machine learning; automate logistics; use image processing to guide missiles. Gain real coding skills and solve exciting bite-sized programming challenges.
A turn-based tactical roguelike from the creators of Monster Train. Play solo or co-op, create powerful builds, and save the Atheneum.