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Games Like Sven Co-op

60+ similar titles based on shared tags and player behavior. Themes include Shooter, First-Person, FPS, Action.

Sven Co-op header art

Sven Co-op is a co-operative game originally based around Valve Software's Half-Life. In this game players must work together against computer controlled enemies and solve puzzles as a team.

Reviews: Very Positive — 94% — of 32,511 reviews
Released: 2016-01-22
Developer: Sven Co-op team
Genres: Action, Casual, Indie, Free To Play
Platforms: Windows, Linux
Median playtime: 2.2 hrs
Mean playtime: 24.9 hrs
Players ≥ 1 hr: 69%

Overview

Sven Co-op stands out for turning classic Half-Life-style FPS campaigns into relaxed, often chaotic PvE adventures where players share combat, exploration, and puzzle solving. These picks prioritize cooperative first-person action, community-driven or old-school shooter energy, and mission-based games that reward sticking together rather than competing.

Similar Games

View all 57 recommendations
  1. #1 Codename CURE
    97% matchVery Positive85% of 16,538 reviews2017
    Dev: Raptor Byte
    Windows · Linux
    Median: 54 minMean: 5.2 hrs≥1hr: 48%

    Codename CURE is a first person, co-operative zombie game with support for up to five players, providing dynamic, fast-paced zombie fragging with both objective, and survival-based missions.

    Why similar: Moddable 17.6%, Online Co-Op 13.9%, FPS 13.9%, Co-op 13.5%, Shooter 13.4%

    Why You'll Like It: A free co-op Source shooter where teams fight through objective-driven zombie scenarios with the same approachable mod-game feel.

  2. #2 No More Room in Hell
    96% matchVery Positive90% of 76,727 reviews2013
    Dev: No More Room in Hell TeamPub: Lever Games
    Windows · Linux
    Median: 2.2 hrsMean: 22.4 hrs≥1hr: 67%

    The chances of you surviving this all out war of society and the undead are slim to none. Already, there are millions of the walking dead shambling about, searching for food to eat. There's no known cure. One bite can possibly end it all for you. However, you aren't alone in this nightmare.

    Why similar: Co-op 19.8%, Online Co-Op 19.3%, FPS 15.9%, Survival 14.7%, Multiplayer 11.7%

    Why You'll Like It: Its free, tense Source-engine zombie co-op emphasizes teamwork, scavenging, and surviving map objectives together.

  3. #3 Alien Swarm: Reactive Drop
    96% matchVery Positive95% of 23,827 reviews2017
    Dev: Reactive Drop Team
    Windows
    Median: 1.7 hrsMean: 10.0 hrs≥1hr: 63%

    Co-operative top-down shooter game available for free. An epic bug hunt featuring a unique blend of co-op play and squad-level tactics.

    Why similar: Moddable 27.1%, Co-op 20.2%, PvE 15.3%, Shooter 14.3%, Third Person 13.6%

    Why You'll Like It: Although played from a top-down view, it captures Sven Co-op's team-focused PvE missions, classes, and replayable community content.

  4. #4 Cry of Fear
    95% matchVery Positive89% of 87,694 reviews2013
    Dev: Team Psykskallar
    Windows
    Median: 1.3 hrsMean: 7.8 hrs≥1hr: 57%

    Cry of Fear is a psychological single-player and co-op horror game set in a deserted town filled with horrific creatures and nightmarish delusions. You play as a young man desperately searching for answers in the cold Scandinavian night, finding his way through the city as he slowly descends into madness.

    Why similar: Co-op 28.3%, Online Co-Op 16.8%, FPS 13.7%, Multiplayer 13.2%, Shooter 8.9%

    Why You'll Like It: This Half-Life mod includes a dedicated co-op campaign that combines exploration and enemy encounters with a much darker horror tone.

  5. #5 Synergy
    94% matchMostly Positive76% of 1,098 reviews2025
    Dev: Leikir StudioPub: Goblinz Publishing
    Windows · Mac
    Median: 1.4 hrsMean: 9.8 hrs≥1hr: 55%

    An ecosystem City Builder in a unique world. Build your settlement, manage your workers and optimize your resources. Analyzing your environment, spreading new plants, and harvesting them are key to prosperity.

    Why You'll Like It: This co-op Source mod is the closest direct alternative, letting groups play through Half-Life 2-era campaigns and custom maps together.

  6. #6 BrainBread 2
    94% matchMostly Positive73% of 5,209 reviews2022
    Dev: Reperio Studios
    Windows · Mac · Linux
    Median: 48 minMean: 6.8 hrs≥1hr: 42%

    Grab a weapon, demolish your enemies, level up, become more powerful, let the gore flow, let the limbs fly. BrainBread 2 introduces a zombie fps mixed with RPG / Arcade elements, the game is very action-packed and generally fast-paced.

    Why similar: FPS 25.8%, Co-op 20.4%, Survival 13.9%, Multiplayer 13.7%, Shooter 13.2%

    Why You'll Like It: A free zombie FPS with cooperative survival modes, objective maps, and a rough-edged classic mod-shooter character.

  7. #7 Half-Life
    93% matchOverwhelmingly Positive96% of 164,392 reviews1998
    Dev: Valve
    Windows · Mac · Linux
    Median: 2.6 hrsMean: 45.2 hrs≥1hr: 66%

    Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.

    Why similar: FPS 20.8%, Moddable 20.4%, 1990's 18.9%, Shooter 11.4%, Retro 10.8%

    Why You'll Like It: As the game Sven Co-op was originally built around, its landmark combat, environments, and puzzles remain the foundation of the experience.

  8. #8 Killing Floor
    92% matchOverwhelmingly Positive95% of 68,963 reviews2009
    Dev: Tripwire Interactive
    Windows · Mac · Linux
    Median: 5.1 hrsMean: 47.9 hrs≥1hr: 86%

    6-player co-op survival horror at its finest! Free updates, free special events and a ridiculous amount of fun!

    Why similar: FPS 21.5%, Co-op 18.9%, Online Co-Op 12.8%, Team-Based 11.8%, Survival 8.6%

    Why You'll Like It: This old-school co-op FPS centers on holding out against escalating monster waves while buying gear and covering teammates.

  9. #9 Left 4 Dead 2
    91% matchOverwhelmingly Positive98% of 1,060,263 reviews2009
    Dev: Valve
    Windows · Linux
    Median: 13.1 hrsMean: 100.5 hrs≥1hr: 93%

    Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.

    Why similar: Co-op 20.2%, FPS 18.5%, Online Co-Op 13.4%, Team-Based 10.7%, Shooter 9.4%

    Why You'll Like It: Its superb four-player campaigns turn every level into a coordinated PvE push through enemies, special threats, and scripted objectives.

  10. #10 Black Mesa
    91% matchVery Positive95% of 145,002 reviews2020
    Dev: Crowbar Collective
    Windows · Linux
    Median: 8.4 hrsMean: 24.0 hrs≥1hr: 90%

    Relive Half-Life.

    Why similar: FPS 45.3%, Shooter 21.4%, First-Person 16.5%, Action 8.5%, Multiplayer 8.4%

    Why You'll Like It: This polished Half-Life remake is ideal for players who want the same science-facility setting, combat rhythm, and environmental puzzles in a modernized form.

  11. #11 Serious Sam Classic: The First Encounter
    90% matchOverwhelmingly Positive96% of 3,506 reviews2019
    Dev: CroteamPub: Devolver Digital
    Windows
    Median: 1.9 hrsMean: 7.6 hrs≥1hr: 60%

    Serious Sam is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Year 2001!

    Why similar: FPS 43.3%, Co-op 17.6%, Shooter 15.4%, Action 9.6%, First-Person 7.3%

    Why You'll Like It: A fast, deliberately retro shooter with drop-in cooperative campaign play and enormous enemy hordes.

  12. #12 Serious Sam Classic: The Second Encounter
    89% matchOverwhelmingly Positive96% of 2,075 reviews2019
    Dev: CroteamPub: Devolver Digital
    Windows
    Median: 1.9 hrsMean: 7.9 hrs≥1hr: 60%

    Serious Sam Classic: The Second Encounter is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month February 2002!

    Why similar: FPS 40.4%, Co-op 19.2%, Shooter 14.8%, Action 10.2%, First-Person 9.5%

    Why You'll Like It: It expands the classic Serious Sam co-op formula with bigger maps, more weapons, and more absurdly large battles.

  13. #13 Team Fortress Classic
    89% matchVery Positive87% of 9,294 reviews1999
    Dev: Valve
    Windows · Mac · Linux
    Median: 18 minMean: 35.1 hrs≥1hr: 26%

    One of the most popular online action games of all time, Team Fortress Classic features over nine character classes -- from Medic to Spy to Demolition Man -- enlisted in a unique style of online team warfare. Each character class possesses unique weapons, items, and abilities, as teams compete online in a variety of game play modes.

    Why similar: FPS 20.9%, Team-Based 20.4%, 1990's 11.9%, Action 10.5%, Shooter 10.1%

    Why You'll Like It: While mostly competitive, it shares Sven Co-op's GoldSrc roots, fast movement, class-based combat, and late-1990s Valve atmosphere.

  14. #14 Contagion
    88% matchMostly Positive73% of 15,738 reviews2013
    Dev: Monochrome, Inc
    Windows
    Median: 3.8 hrsMean: 11.3 hrs≥1hr: 86%

    Contagion isn't your average Zombie Shooter but instead takes a more realistic and different approach to the popular genre with unique characters, environments, weapons, items, and a built in system that makes every round completely unpredictable with resources, objectives, and paths ever changing.

    Why similar: Moddable 22%, FPS 16.3%, Co-op 16%, PvE 11.6%, Shooter 11%

    Why You'll Like It: A co-op zombie shooter with varied objectives, limited resources, and a grounded Source-era multiplayer atmosphere.

  15. #15 GTFO
    86% matchVery Positive84% of 66,909 reviews2021
    Dev: 10 Chambers
    Windows
    Median: 6.8 hrsMean: 27.2 hrs≥1hr: 92%

    GTFO is a hardcore cooperative horror shooter that throws you from gripping suspense to explosive action in a heartbeat. Stealth, strategy, and teamwork are necessary to survive in your deadly, underground prison. Work together or die together.

    Why similar: Online Co-Op 20.3%, FPS 17%, Co-op 16.2%, Team-Based 15.3%, Shooter 11.2%

    Why You'll Like It: This is a far more demanding co-op FPS, but its team communication, map navigation, and PvE objectives strongly reward coordinated groups.

  16. #16 Quake
    87% matchOverwhelmingly Positive96% of 16,461 reviews2007
    Dev: id SoftwarePub: Bethesda Softworks
    Windows
    Median: 1.8 hrsMean: 27.2 hrs≥1hr: 59%

    Developed by the award-winning id Software, Quake® is the ground-breaking, original dark fantasy first-person shooter that inspires today’s retro-style FPS games. With Quake (Enhanced), experience the authentic, updated, and visually enhanced version of the original.

    Why similar: FPS 31.1%, 1990's 16.7%, Shooter 12.6%, Moddable 11.4%, Retro 7.7%

    Why You'll Like It: The enhanced version preserves classic FPS action while supporting cooperative campaign play through its maze-like levels.

  17. #17 System Shock 2: 25th Anniversary Remaster
    85% matchVery Positive88% of 2,273 reviews2025
    Dev: Nightdive Studios
    Windows
    Median: 3.8 hrsMean: 9.5 hrs≥1hr: 73%

    System Shock® 2: 25th Anniversary Remaster is a genre defining experience that established innovative game-play mechanics that are a staple of the FPS and RPG genre today. Survive the wretched corridors of the Von Braun. Your training has prepared you for this.

    Why similar: Online Co-Op 30%, FPS 27.2%, Shooter 14.6%, Multiplayer 11.8%, First-Person 6.7%

    Why You'll Like It: Its co-op mode supports a classic sci-fi FPS campaign where a party explores, fights, loots, and solves problems aboard a hostile station.

  18. #18 Zombie Panic! Source
    86% matchVery Positive85% of 7,869 reviews2008
    Dev: Zombie Panic! Team
    Windows · Linux
    Median: 54 minMean: 47.7 hrs≥1hr: 49%

    Dive into the zombie apocalypse with Zombie Panic! Source: a cooperative, survival-horror first-person-shooter. A fast-paced standalone modification.

    Why similar: FPS 15.9%, Co-op 14.9%, Online Co-Op 14.2%, Team-Based 13.2%, Multiplayer 10.2%

    Why You'll Like It: This free Source mod offers tense zombie survival rounds with familiar community-mod production values and team-based shooting.

  19. #19 Deep Rock Galactic
    83% matchOverwhelmingly Positive97% of 380,437 reviews2020
    Dev: Ghost Ship GamesPub: Coffee Stain Publishing
    Windows
    Median: 14.1 hrsMean: 76.4 hrs≥1hr: 94%

    Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!

    Why similar: Co-op 27.1%, FPS 21.7%, PvE 17%, Shooter 13.9%, First-Person 9%

    Why You'll Like It: Four-player squads explore procedural caves, fight swarms, complete jobs, and rely on distinct roles much like a modern co-op mission mod.

  20. #20 Half-Life: Opposing Force
    84% matchOverwhelmingly Positive95% of 29,060 reviews1999
    Dev: Gearbox SoftwarePub: Valve
    Windows · Mac · Linux
    Median: 3.0 hrsMean: 40.2 hrs≥1hr: 65%

    Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry. Named 'Game of the Year' by the Academy of Interactive Arts and Sciences.

    Why similar: FPS 55.1%, 1990's 12%, Shooter 11%, First-Person 6.7%, Action 4.8%

    Why You'll Like It: Its expansion campaign uses the same classic engine, combat feel, and environmental storytelling that made Sven Co-op's original maps so memorable.

  21. #21 Quake II
    84% matchOverwhelmingly Positive95% of 10,437 reviews2007
    Dev: id SoftwarePub: Bethesda Softworks
    Windows
    Median: 2.0 hrsMean: 7.9 hrs≥1hr: 64%

    You are humanity’s last hope to stop the Strogg, a hostile alien race waging war against Earth. Play this military sci-fi FPS, now upgraded for modern platforms with improved visuals, new campaign content, online multiplayer/co-op, and more.

    Why similar: FPS 31.8%, 1990's 18.4%, Shooter 11.7%, Moddable 10%, Retro 6.4%

    Why You'll Like It: Its remastered release includes cooperative play for a campaign full of chunky weapons, alien bases, and old-school level exploration.

  22. #22 Ready or Not
    82% matchMostly Positive79% of 347,826 reviews2023
    Dev: VOID Interactive
    Windows
    Median: 13.2 hrsMean: 34.8 hrs≥1hr: 95%

    Ready or Not is an intense, tactical, first-person shooter that depicts a modern-day world in which SWAT police units are called to defuse hostile and confronting situations.

    Why similar: FPS 32.7%, Co-op 23.5%, Shooter 19.6%, Multiplayer 10.4%, First-Person 10.1%

    Why You'll Like It: It delivers deliberate co-op FPS missions where players clear environments together, communicate constantly, and complete tactical objectives.

  23. #23 Left 4 Dead
    82% matchOverwhelmingly Positive96% of 68,256 reviews2008
    Dev: Valve
    Windows
    Median: 3.5 hrsMean: 65.9 hrs≥1hr: 70%

    From Valve (the creators of Counter-Strike, Half-Life and more) comes Left 4 Dead, a co-op action horror game for the PC and Xbox 360 that casts up to four players in an epic struggle for survival against swarming zombie hordes and terrifying mutant monsters.

    Why similar: Co-op 19.6%, FPS 17.2%, Team-Based 15.1%, Online Co-Op 12.5%, Shooter 8.6%

    Why You'll Like It: The original remains a strong match for its straightforward four-player campaign structure, AI enemies, and shared survival objectives.

  24. #24 Gunfire Reborn
    81% matchVery Positive93% of 103,749 reviews2021
    Dev: Gunfire Reborn StudioPub: Duoyi Games
    Windows
    Median: 18.9 hrsMean: 49.7 hrs≥1hr: 96%

    Gunfire Reborn is a level-based adventure game featuring FPS, Roguelite and RPG. Players can control heroes with various abilities to experience diverse Build gameplay, use various weapons to explore procedurally-generated levels. You can play the game alone, or join 4-player coop.

    Why similar: FPS 27%, Online Co-Op 26.9%, Co-op 23.1%, Multiplayer 8.6%, Shooter 7.3%

    Why You'll Like It: A lighter roguelite FPS built around repeatable co-op runs, enemy-filled stages, and synergistic team builds.

  25. #25 PAYDAY 2
    81% matchVery Positive89% of 674,944 reviews2013
    Dev: OVERKILL - a Starbreeze Studio.Pub: Starbreeze Entertainment
    Windows
    Median: 11.2 hrsMean: 100.7 hrs≥1hr: 89%

    PAYDAY 2 is an action-packed, four-player co-op shooter that once again lets gamers don the masks of the original PAYDAY crew - Dallas, Hoxton, Wolf and Chains - as they descend on Washington DC for an epic crime spree.

    Why similar: Co-op 22.4%, FPS 17.8%, Team-Based 16.4%, Online Co-Op 15.4%, Shooter 8.2%

    Why You'll Like It: Its heists offer highly replayable objective-based FPS co-op where teams coordinate equipment, defend positions, and improvise under pressure.

  26. #26 Risk of Rain 2
    80% matchVery Positive94% of 353,255 reviews2020
    Dev: Hopoo GamesPub: Gearbox Publishing
    Windows
    Median: 19.5 hrsMean: 64.6 hrs≥1hr: 94%

    Escape a chaotic alien planet by fighting through hordes of frenzied monsters – with your friends, or on your own. Combine loot in surprising ways and master each character until you become the havoc you feared upon your first crash landing.

    Why similar: Co-op 30.6%, Online Co-Op 19.5%, Multiplayer 14.3%, Shooter 11.8%, Third Person 9.9%

    Why You'll Like It: Its four-player runs share Sven Co-op's chaotic PvE spirit, with escalating combat and collaborative exploration replacing linear maps.

  27. #27 Insurgency
    79% matchVery Positive92% of 124,773 reviews2014
    Dev: New World Interactive
    Windows · Mac · Linux
    Median: 4.0 hrsMean: 35.2 hrs≥1hr: 81%

    Take to the streets for intense close quarters combat, where a team's survival depends upon securing crucial strongholds and destroying enemy supply in this multiplayer and cooperative Source Engine based experience.

    Why similar: FPS 50.4%, Team-Based 13.4%, Shooter 9.6%, Co-op 7.7%, Online Co-Op 6.6%

    Why You'll Like It: Its cooperative modes provide grounded Source-engine firefights where small teams clear objectives against AI opponents.

  28. #28 Warhammer: Vermintide 2
    79% matchVery Positive85% of 147,746 reviews2018
    Dev: Fatshark
    Windows
    Median: 8.2 hrsMean: 48.7 hrs≥1hr: 84%

    The critically acclaimed Vermintide 2 is a visually stunning and groundbreaking melee action game pushing the boundaries of the first person co-op genre. Join the fight now!

    Why similar: Co-op 29%, Online Co-Op 22.3%, PvE 14.6%, FPS 12.8%, First-Person 10%

    Why You'll Like It: A polished squad-based PvE game focused on pushing through handcrafted levels, fighting hordes, and protecting teammates.

  29. #29 EARTH DEFENSE FORCE 5
    78% matchVery Positive94% of 11,551 reviews2019
    Dev: SANDLOTPub: D3PUBLISHER
    Windows
    Median: 13.9 hrsMean: 41.3 hrs≥1hr: 93%

    Stand and fight for humanity. This arcade shooter takes place in the year 2022, as the Earth Defense Force fends off an all-out attack by unknown life forms. Become an EDF soldier, battle against endless hordes of immense enemies, and restore peace to the earth.

    Why similar: Online Co-Op 32.6%, Co-op 25.3%, Shooter 16.7%, Action 12.9%, Multiplayer 6.3%

    Why You'll Like It: This gleefully chaotic co-op shooter lets groups tackle large missions against overwhelming alien and insect armies using wildly different classes.

  30. #30 Alien Swarm
    78% matchVery Positive95% of 21,636 reviews2010
    Dev: Valve
    Windows
    Median: 2.3 hrsMean: 36.4 hrs≥1hr: 65%

    Co-operative multiplayer game and complete code base available for free.

    Why similar: Co-op 25.9%, Online Co-Op 17.5%, Shooter 11.3%, Team-Based 11.2%, Multiplayer 7.6%

  31. #31 Counter-Strike
    76% matchOverwhelmingly Positive97% of 261,954 reviews2000
    Dev: Valve
    Windows · Mac · Linux
    Median: 3.5 hrsMean: 277.5 hrs≥1hr: 69%

    Play the world's number 1 online action game. Engage in an incredibly realistic brand of terrorist warfare in this wildly popular team-based game. Ally with teammates to complete strategic missions. Take out enemy sites. Rescue hostages. Your role affects your team's success. Your team's success affects your role.

    Why similar: FPS 31.7%, Team-Based 19.8%, Shooter 15.7%, 1990's 9.4%, Multiplayer 8.9%

  32. #32 Half-Life 2: Deathmatch
    77% matchVery Positive91% of 15,387 reviews2004
    Dev: Valve
    Windows · Linux
    Median: 42 minMean: 46.4 hrs≥1hr: 44%

    Fast multiplayer action set in the Half-Life 2 universe! HL2's physics adds a new dimension to deathmatch play. Play straight deathmatch or try Combine vs. Resistance teamplay. Toss a toilet at your friend today!

    Why similar: FPS 36.8%, Shooter 14.5%, Action 14.3%, Multiplayer 12.7%, First-Person 9.3%

  33. #33 Counter-Strike Nexon
    77% matchMixed67% of 43,348 reviews2014
    Dev: ValvePub: NEXON
    Windows
    Median: 1.4 hrsMean: 50.4 hrs≥1hr: 56%

    Counter-Strike Nexon is a Free to Play MMOFPS offering competitive PvP and PvE action including content from the original Counter-Strike and all new game modes, map creation function, weapons, and hordes of Zombies!

    Why similar: FPS 26.8%, Co-op 16%, PvE 12.3%, Shooter 12.2%, Online Co-Op 10.8%

  34. #34 Fistful of Frags
    76% matchVery Positive91% of 36,910 reviews2014
    Dev: Fistful of Frags Team
    Windows · Mac · Linux
    Median: 1.8 hrsMean: 10.3 hrs≥1hr: 64%

    Multiplayer based, first person enabled, action packed and skill demanding shooter set in the Wild West times. A unique combination of non stop action and slow but powerful weaponry.

    Why similar: FPS 16.9%, Online Co-Op 16.7%, Co-op 15.3%, PvE 12.1%, Shooter 11.9%

  35. #35 SCP: Secret Laboratory
    73% matchVery Positive91% of 234,866 reviews2017
    Dev: Northwood Studios
    Windows
    Median: 2.0 hrsMean: 47.4 hrs≥1hr: 65%

    Deep within a secure underground facility, a sudden containment breach allows many of the secured anomalies to escape from their chambers. Assist the Foundation in re-securing the facility, help the Insurgency in their goal to capture it, or wreak havoc as an SCP in a frantic bid to escape.

    Why similar: Co-op 21%, Online Co-Op 17.3%, FPS 15.1%, Multiplayer 13.3%, Shooter 12.4%

  36. #36 Deathmatch Classic
    75% matchVery Positive83% of 3,323 reviews2001
    Dev: Valve
    Windows · Mac · Linux
    Median: 6 minMean: 52.2 hrs≥1hr: 18%

    Enjoy fast-paced multiplayer gaming with Deathmatch Classic (a.k.a. DMC). Valve's tribute to the work of id software, DMC invites players to grab their rocket launchers and put their reflexes to the test in a collection of futuristic settings.

    Why similar: FPS 30.2%, Action 27.4%, Shooter 14.5%, Multiplayer 8.5%, First-Person 8%

  37. #37 Half-Life: Blue Shift
    74% matchVery Positive93% of 21,287 reviews2001
    Dev: Gearbox SoftwarePub: Valve
    Windows · Mac · Linux
    Median: 2.0 hrsMean: 39.4 hrs≥1hr: 60%

    Made by Gearbox Software and originally released in 2001 as an add-on to Half-Life, Blue Shift is a return to the Black Mesa Research Facility in which you play as Barney Calhoun, the security guard sidekick who helped Gordon out of so many sticky situations.

    Why similar: FPS 49%, Shooter 14.1%, 1990's 11.9%, First-Person 8%, Action 6.8%

  38. #38 Mutant Ops
    74% matchMostly Positive78% of 559 reviews2020
    Dev: Jacob NavarroPub: Warhog Games
    Windows

    Mutant Ops is a low poly co-op shooter. Go in alone or with friends and survive endless waves of mutants and monsters.

    Why similar: FPS 19.3%, Co-op 16.8%, Shoot 'Em Up 16.2%, Shooter 11.9%, Multiplayer 7.2%

  39. #39 Half-Life Deathmatch: Source
    75% matchMostly Positive76% of 5,593 reviews2006
    Dev: Valve
    Windows · Linux
    Median: 12 minMean: 43.5 hrs≥1hr: 24%

    Half-Life Deathmatch: Source is a recreation of the first multiplayer game set in the Half-Life universe. Features all the classic weapons and most-played maps, now running on the Source engine.

    Why similar: FPS 43.2%, Shooter 18.8%, Action 14.1%, Multiplayer 13.8%, First-Person 10.2%

  40. #40 CS2D
    73% matchVery Positive90% of 10,352 reviews2017
    Dev: Unreal Software
    Windows · Linux
    Median: 36 minMean: 17.0 hrs≥1hr: 35%

    CS2D is a free fast-paced top-down multiplayer shooter. Featuring many different game modes, a built-in map editor and much more.

    Why similar: Shooter 41.7%, Multiplayer 19.7%, FPS 14.3%, Action 9.6%, Co-op 5.7%

  41. #41 Teeworlds
    73% matchVery Positive89% of 4,371 reviews2015
    Dev: Teeworlds Team
    Windows · Mac · Linux
    Median: 42 minMean: 7.3 hrs≥1hr: 39%

    Teeworlds is a free online multiplayer game, available for all major operating systems. Battle with up to 16 players in a variety of game modes, including Team Deathmatch and Capture The Flag. You can even design your own maps!

    Why similar: Multiplayer 22.3%, Shooter 20.8%, Co-op 19.6%, Team-Based 16%, Action 10.7%

  42. #42 Superbugs: Awaken
    72% matchVery Positive87% of 190 reviews2022
    Dev: Together Games
    Windows
    Median: 1.2 hrsMean: 6.2 hrs≥1hr: 60%

    A Communication-Based, Co-Op game for 2P. Play either as the Scientist or the Hunter with communication as your only weapon to save your precious cat, Mimi, from deadly Superbugs!

    Why similar: Online Co-Op 21.1%, Dialogue Heavy 19.3%, Co-op 17.3%, FPS 12.1%, Puzzle 8%

  43. #43 Rogue Point
    70% matchMixed64% of 1,227 reviews2026
    Dev: Crowbar CollectivePub: Team17
    Windows
    Median: 2.5 hrsMean: 6.3 hrs≥1hr: 77%

    From the creators of Black Mesa: Welcome to Rogue Point! A 4-player co-op shooter where teamwork is everything. Join forces on intense missions with evolving objectives and powerful upgrades. Plan, Adapt, and Overcome. Your squad’s survival depends on it.

    Why similar: Co-op 20.4%, FPS 17.6%, PvE 15%, Online Co-Op 13.1%, Shooter 11.2%

  44. #44 Hunt Zombies Together
    70% matchVery Positive87% of 86 reviews2026
    Dev: cnsgames
    Windows

    Hunt Zombies Together is a co-op multiplayer FPS survival horror game where you and your friends battle waves of zombies and supernatural enemies inside a cursed mansion. Can be played by 1 to 4 people.

    Why similar: FPS 16.5%, Shoot 'Em Up 16.2%, Shooter 14.3%, Online Co-Op 13.5%, Co-op 10.2%

  45. #45 OPERATION SERPENS
    72% matchVery Positive87% of 104 reviews2020
    Dev: GINRA TECHPub: VrKiwi
    Windows

    Arcade Shooter | Single user campaign | Co-op multiplayer mode | Fast paced action game

    Why similar: Online Co-Op 16.1%, Shoot 'Em Up 14.2%, Co-op 14%, FPS 12.8%, 1990's 10.4%

  46. #46 Tvö
    71% matchMostly Positive72% of 608 reviews2022
    Dev: Artless GalleryPub: Umbra Evolution
    Windows

    Tvö is an online cooperative puzzle game where two players must use their wits and communication skills to find a way into the heart of the labyrinth. This game can be played using our in-game voice chat or a third-party option.

    Why similar: Online Co-Op 26.8%, Co-op 22.4%, Puzzle 11.6%, Multiplayer 9.4%, First-Person 9.4%

  47. #47 Transmissions: Element 120
    71% matchVery Positive95% of 9,960 reviews2016
    Dev: ShokuninPub: Self Published
    Windows · Linux
    Median: 1.1 hrsMean: 2.6 hrs≥1hr: 53%

    TE120 is a short single player experience set in the Half-Life Universe featuring a gravity defying weapon that allows you to jump buildings and sustain large falls. The story takes place at a mysterious date & location. Where are you? Why have you been sent?

    Why similar: FPS 26%, Shooter 24.3%, First-Person 13.5%, Multiplayer 10.5%, Survival 7.9%

  48. #48 Rounds of Zombies
    70% matchMixed69% of 279 reviews2022
    Dev: Kiririn
    Windows

    Classic zombie round survival. choose a map and see how many rounds you can survive with friends or alone.

    Why similar: Online Co-Op 30.9%, FPS 20.8%, Shooter 17.5%, PvE 15.9%, Survival 9.1%

  49. #49 Glitch Busters: Stuck On You
    69% matchMostly Positive73% of 176 reviews2023
    Dev: Toylogic Inc.Pub: Skybound Games
    Windows
    Median: 1.9 hrsMean: 8.0 hrs≥1hr: 63%

    It’s a normal day on the net, until a virus outbreak turns everything upside-down. Only your squad of GLITCH BUSTERS can take on the net’s kookiest bugs in an online world gone haywire in this 1-4 player co-op 3rd person shooter.

    Why similar: Shoot 'Em Up 19.1%, Team-Based 15%, 1990's 13.2%, Shooter 11.4%, Co-op 8.5%

  50. #50 FBC: Firebreak
    67% matchMixed64% of 2,349 reviews2025
    Dev: Remedy Entertainment
    Windows
    Median: 3.4 hrsMean: 12.3 hrs≥1hr: 82%

    Purchase FBC: Firebreak and invite your friends to play the full game for free on any platform. FBC: Firebreak is a three-player cooperative first-person shooter set within a mysterious federal agency under assault by otherworldly forces.

    Why similar: Co-op 24.9%, FPS 24.4%, PvE 17%, Shooter 13.1%, First-Person 9.1%

  51. #51 Storebound
    66% matchMostly Positive78% of 1,461 reviews2026
    Dev: Embers
    Windows
    Median: 2.0 hrsMean: 3.2 hrs≥1hr: 82%

    A 1-3 player co-op puzzle horror game set in an accursed megastore. Work together to decode the store's twisted logic, and find a way out before the lurking horrors doom you to shop forever.

    Why similar: Online Co-Op 21.9%, Co-op 21.2%, 1990's 18.6%, PvE 13.3%, Puzzle 9.5%

  52. #52 HALF DEAD 2
    68% matchVery Positive84% of 2,239 reviews2019
    Dev: Room710Games
    Windows
    Median: 2.3 hrsMean: 6.9 hrs≥1hr: 79%

    Go through deadly rooms of multi-storey building. Team up with other players and make your way through traps with a friendly team (CO-OP)! Or take a weapon and kill them all in the PvP game mode!

    Why similar: Co-op 31.6%, Survival 21.1%, Online Co-Op 17.4%, Multiplayer 10.3%, First-Person 8.1%

  53. #53 WARMODE
    69% matchMixed62% of 16,454 reviews2019
    Dev: Novalink
    Windows
    Median: 54 minMean: 21.0 hrs≥1hr: 48%

    Free to play shooter about the confrontation of two irreconcilable sides, represented by the government military housings and the armed hirelings. Try your hand at virtual battles with off-scale dynamics and hurricane gameplay in the spirit of the classical shooters.

    Why similar: FPS 33.4%, Shooter 20.9%, Multiplayer 12.3%, First-Person 9.7%, Co-op 9.2%

  54. #54 Counter-Strike: Source
    68% matchOverwhelmingly Positive96% of 193,434 reviews2004
    Dev: Valve
    Windows · Linux
    Median: 7.5 hrsMean: 179.7 hrs≥1hr: 78%

    Counter-Strike: Source blends Counter-Strike's award-winning teamplay action with the advanced technology of Source™ technology.

    Why similar: Shooter 29%, FPS 24.5%, Team-Based 21%, Multiplayer 7.8%, First-Person 5.7%

  55. #55 Deducto
    67% matchVery Positive90% of 4,378 reviews2022
    Dev: Red Fox Studios
    Windows
    Median: 1.4 hrsMean: 4.1 hrs≥1hr: 61%

    A fun hidden role game where you backstab your co-workers and get mad at your co-workers for backstabbing you. (6-10 players)

    Why similar: Dialogue Heavy 22.2%, Online Co-Op 15.7%, Team-Based 14.1%, Co-op 12.6%, FPS 8.2%

  56. #56 Joint War - [BETA]
    68% matchMixed52% of 297 reviews2022
    Dev: Eskrima GamesPub: Eskrima Games
    Windows

    Joint War is a team-based tactical F2P first-person shooter (FPS) set in the old-school era. Infiltration, hostage rescues, bomb planting/defusing and more. Are you up for an intense shooter?

    Why similar: Team-Based 22.4%, Co-op 16.4%, Online Co-Op 15.7%, FPS 15.7%, Shooter 10.4%

  57. #57 Tank Team
    65% matchVery Positive91% of 998 reviews2024
    Dev: Finndustries
    Windows · Mac · Linux
    Median: 54 minMean: 6.3 hrs≥1hr: 43%

    A team based PVP game where groups of up to 8 players must work together to operate a tank!

    Why similar: Team-Based 47.3%, Online Co-Op 29.3%, Co-op 10.8%, Casual 5.6%, Multiplayer 4.5%

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