Hidden Online Co-Op Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated online co-op games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Online Co-Op games on Steam.
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Tumbleweed Destiny
The somewhat hateful and slightly charming tumbleweed is the star of the game. This game is a tumbleweed life simulator that depicts the fate of tumbleweeds in my own imagination.
*NEW* SCUFFED BHOP SIMULATION 2026 GOTY EDITION
The long-awaited sequel to the hit game *NEW* SCUFFED EPIC BHOP SIMULATOR 2023 (POG CHAMP) is here! All new SinglePlayer maps with popular maps returning from the first game! Play online multiplayer cross platform with all new modes and experiences!
Citywars Tower Defense
Citywars TD is a cute multiplayer third person Survival Tower Defense. Build towers, gather resources, craft tools, upgrade weapons, level up buildings, expand your city with your friends and work under pressure before the next incoming wave of monsters.
AfterHours
Experience psychological horror in a large abandoned hospital. Hide, explore and survive from a mysterious creature living in the ruins of this hospital.
Last Group Out
Team up, gear up, and make it out alive in this 2D co-op extraction shooter.
Warriors: Rise to Glory
In this rogue-lite turn-based RPG, you create a bloodline of gladiators, fight online with or against your friends in the arena, decide the fate of your fallen rivals, and bring honor, wealth, and the spoils of war to improve your legacy.
Hellcoming
Hellcoming is a co-op horror survival game for 1-4 players, who need to clean large areas from hellish abomination with the help of special tools.
Banzai Escape 2: Subterranean
Banzai Escape 2 Subterranean is a Singleplayer or Co-op Cute Anime Third-person Action Modern Warfare Shooter and a sequel based the events of Banzai Escape 2. You as a player, controlling a cute clone sister fighting to clearing up path inside the underground network dungeon.
Steel Crew
Join a Tank as a Driver, Gunner or Commander and team up with and against other Tanks in Tank Vs Tank combat where tactics and communication is key
Witchtastic
Witchtastic is a challenging 2-4 player coop game about brewing and delivering magic potions as fast as possible. Take on the role of aspiring witches and experience charming adventures. Need a break from all the yelling of your friends? You can practice in a single player campaign as well!
Logic World
Logic World is a first-person sandbox simulation game that's all about digital logic. Play alone or with friends, invent new machines, build up layers of complexity, and experience the joy of circuits!
Old Coin Pusher Friends
This is an online cooperative coin pusher game set in the Old japan that can be enjoyed by one or all. Collect Japanese koban and try to win the jackpot! In addition, by collecting prizes, new content is released and coins are easily increased. Online multiplayer for up to five players possible.
First Class Escape: The Train of Thought
"First Class Escape: The Train of Thought" is a co-operative atmospheric escape room puzzle game, set in a beautifully realized vintage train. Do you think you have what it takes to solve the puzzles and escape the train?
Swing Dunk
Swing Dunk delivers a stunning combination of fast-paced basketball and a stylish hoverboarding experience. With intuitive physics and a high level of freedom in controls, create your own unique basketball moves. Train your skills and SWING your way to victory!
LAST CLOUDIA
A fantasy RPG that weaves a sprawling tale with quirky characters and cinematic effects. Its gorgeous, fast-paced battles feature pixel art characters sweeping though 3D playspaces.
Somewhere in the Shadow
Woke up in strange dark spot. Who has done it with you? And why? Try to get out from that scary place and stay alive...
PropHunter
PropHunter - a fresh representative of the genre of hide and seek on the net! The players are divided into two teams - one team is hiding by taking the form and properties of objects, the second team is seek to find for impostors among props. The team that eliminates its rivals wins!
Simple Fish Adventure
Simple Fish Adventure is an unusual short physics-based platformer. Jump like a fish, think like a fish, be a fish! Overcome obstacles and suffer. Also includes co-op for up to 4 players.
Stellar Warfare
Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!
Run Prop, Run! - Puropu Pursuit
Run Prop, Run! is a 12-player prop hunt hide & seek game with platforming, skills, and crazy game rules! Join the hunters army to seek props, or disguise as random objects to deceive the others!
Tennis Elbow 4
Created by and for tennis fans, Tennis Elbow 4 is the sequel of TE2013, and offers a tennis simulation with an easy and intuitive learning curve, but with exceptional gameplay depth.
Chased by Darkness
Chased by Darkness is a 1-4 players co-op survival horror. Your mission is to face supernatural entities and banish them to the spiritual plane. Explore, fight enemies and don't let the darkness reach you.