Co-op games like Countersnipe
Below are 9 cooperative Steam games similar to Countersnipe, ranked by player overlap and content similarity. Every pick supports cooperative play — online co-op, LAN co-op, or shared/split-screen — so you can play with friends right out of the box. imho.run pulls from the same Steam category data Valve uses internally, so "Co-op" here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Countersnipe page.
Ranked picks
- 1

Square Force
Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
Run. Shoot. Swear. Repeat. Square Force is a fast, brutal co-op survival shooter where waves escalate, panic sets in, and surviving too long only makes things worse.
- 2

Liars Race in Lost Ruins
Online Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
This is a FPS game in which players repeatedly play alliances and treacherous tactics to evade the traps of the huge labyrinth and reach the goal to get the treasure hidden in the depths of the labyrinth.
- 3

Tribots
Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
Robotic warrior of a mysterious army, you are now stranded on a world unknown. Alone or with other survivors of your battalion, lead a ruthless guerilla and take part in the reconquest of an entire planet. A cooperative experience for up to 5 players.
- 4

Cosmonade
Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
Pilot a spaceship! Destroy everything! And try to smash the world records! In Co-op, PvP, and PvBot matches designed for fans of gameplay that's both simple and challenging… Face off against other players in matches where skill, team coordination, and reflexes make all the difference.
- 5

Source Code
Online Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
"Source Code" is a large-scale multiplayer online and LAN FPS/TPS game set in the backdrop of World War III. It features building and portal systems, a comprehensive Zombie DLC, and a wide array of firearms and equipment for competitive shooting.
- 6

Mutant Ops
Online Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
Mutant Ops is a low poly co-op shooter. Go in alone or with friends and survive endless waves of mutants and monsters.
- 7

WARRIORS
Online Co-op alternative to Countersnipe — playable with friends. Shares Action with Countersnipe.
Warriors is a cutting-edge multiplayer shooter that blends breathtaking realism with adrenaline-pumping action. Designed for players of all skill levels, it offers the flexibility to battle against real players or challenge advanced AI bots in single-player mode. The game boasts seven game modes.
- 8

Rivals Squad
Online Co-op alternative to Countersnipe — playable with friends. Shares Action and Free To Play with Countersnipe.
Rivals Squad is a game with several exciting game modes that immerse players in a thrilling universe where strategy, competition and power are at the heart of the action. In this game, each participant plays a fearless fighter, seeking to survive in an unforgiving arena!
- 9

Apex Legends™
Co-op alternative to Countersnipe — playable with friends. Shares Action and Free To Play with Countersnipe.
Apex Legends is the award-winning, free-to-play Hero Shooter from Respawn Entertainment. Master an ever-growing roster of legendary characters with powerful abilities, and experience strategic squad play and innovative gameplay in the next evolution of Hero Shooter and Battle Royale.