Games like The Callisto Protocol™ on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like The Callisto Protocol™ are available at the bottom of the page.
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Resident Evil 4
Survival is just the beginning. Six years have passed since the biological disaster in Raccoon City. Leon S. Kennedy, one of the survivors, tracks the president's kidnapped daughter to a secluded European village, where there is something terribly wrong with the locals.
Star Wars Outlaws
Experience the first-ever open world Star Wars™ game and explore distinct locations across the galaxy, both iconic and new. Risk it all as scoundrel Kay Vess, seeking freedom and the means to start a new life.
Ratchet & Clank: Rift Apart
Blast your way through an interdimensional adventure with Ratchet and Clank – now on PC! Help them take on an evil emperor from another reality as you jump between action-packed worlds and beyond at hyper-speed!
The Chant
A single-player, third person horror action-adventure game set on a remote spiritual island retreat. To survive you must craft, fight, and escape the psychedelic horrors set loose when a spiritual ritual goes wrong and awakens a dimension of cosmic terror.
Star Control®: Origins
Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.
The Last of Us™ Part II Remastered
Experience the winner of over 300 Game of the Year awards, now on PC. Discover Ellie and Abby’s story with graphical enhancements, gameplay modes like the roguelike survival experience No Return, and more.
Ghostbusters: The Video Game Remastered
The beloved and critically acclaimed Ghostbusters video game is back! Strap on your proton pack once again and join the Ghostbusters on the adventure with the voice and likeness of the original crew as you battle to save New York!
Mars: War Logs
An Intense Cyberpunk Rpg On the Red Planet! Mars War Logs takes you to Mars, nearly a century after the cataclysm that threw the planet and its colonists into chaos. Water has become the most precious resource on the arid red planet, with a few companies fighting a perpetual war for its control.
Sketchy's Contract
A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.
The Evil Within
Developed by Shinji Mikami -- creator of the seminal Resident Evil series -- and the talented team at Tango Gameworks, The Evil Within embodies the meaning of pure survival horror. Highly-crafted environments, horrifying anxiety, and an intricate story are combined to create an immersive world that will bring you to the height of tension.
EMPTY SHELL
EMPTY SHELL will throw you in a dark industrial environment, a secret facility on a Japanese island. Each volunteer has signed a contract for a "recovery operation" without being privy to too many details. A tense roguelite survival horror with a top down perspective.
System Shock
A first-person fight to the death in the depths of space!
DEATH STRANDING DIRECTOR'S CUT
From legendary game creator Hideo Kojima comes a genre-defying experience, now expanded in this definitive DIRECTOR’S CUT. As Sam Bridges, your mission is to deliver hope to humanity by connecting the last survivors of a decimated America. Can you reunite the shattered world, one step at a time?
RIPOUT
Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle.
BEACHED
A free-to-play, low-poly, open-world survival shooter where you’ll battle other players, explore massive monuments, and fight to stay alive. Build and fortify your base to defend against enemy raids, gather resources, and conquer a harsh, competitive world. Survival means doing whatever it takes.
Alan Wake's American Nightmare
A thrilling new storyline, hordes of creepy enemies, serious firepower and beautiful Arizona locations, combined with a fun and challenging new game mode!
Apartament 1406: Horror
Apartment 1406 is an intense horror game, that challenges you to constantly survive in a hostile environment. Collect items to survive against limited ammo and creatures that lurk in the dark. Solve the puzzles and survive in this dark game.
Days Gone
Ride and fight into a deadly, post pandemic America. Play as Deacon St. John, a drifter and bounty hunter who rides the broken road, fighting to survive while searching for a reason to live in this open-world action-adventure game.
The Evil Within 2
Detective Sebastian Castellanos has lost everything, including his daughter, Lily. To save her, he must descend into the nightmarish world of STEM. Horrifying threats emerge from every corner, and he must rely on his wits to survive. For his one chance at redemption, the only way out is in.
REMNANT II®
REMNANT II® pits survivors of humanity against new deadly creatures and god-like bosses across terrifying worlds. Play solo or co-op with two other friends to explore the depths of the unknown to stop an evil from destroying reality itself.
Marvel's Guardians of the Galaxy
Fire up a wild ride across the cosmos with a fresh take on Marvel’s Guardians of the Galaxy. In this action-adventure game, you are Star-Lord leading the unpredictable Guardians from one explosion of chaos to the next. You got this. Probably.
Alien Breed: Impact
Experience the explosive science fiction arcade-shooter that resurrects a much revered franchise in an epic single player and co-op multiplayer campaign.Most played games like The Callisto Protocol™ on Steam
Take a look at the top games like The Callisto Protocol™ that are currently attracting the largest player bases on the Steam platform, as of April 17th 2025.
1. Warhammer 40,000: Space Marine 2
Similarity 63% Embody the superhuman skill and brutality of a Space Marine. Unleash deadly abilities and devastating weaponry to obliterate the relentless Tyranid swarms. Defend the Imperium in spectacular third-person action in solo or multiplayer modes. Warhammer 40,000: Space Marine 2 is a warhammer 40k, action and third-person shooter game developed by Saber Interactive and published by Focus Entertainment. Released on September 09th 2024 has received 157,413 reviews of which 130,499 were positive and 26,914 were negative resulting in a rating of 8.2 out of 10. The game has hit the top spot as the #1 most played game like The Callisto Protocol™, thanks to its 12,195 peak concurrent players over the last day.
8.2
130,499
26,914
12,195
players
2. The Last of Us™ Part II Remastered
Similarity 57% Experience the winner of over 300 Game of the Year awards, now on PC. Discover Ellie and Abby’s story with graphical enhancements, gameplay modes like the roguelike survival experience No Return, and more. The Last of Us™ Part II Remastered is a story rich, post-apocalyptic and third-person shooter game developed by Naughty Dog LLC, Nixxes Software and Iron Galaxy Studios and published by PlayStation Publishing LLC. Released on April 03rd 2025 has received 12,102 reviews of which 10,774 were positive and 1,328 were negative resulting in a rating of 8.7 out of 10. While seeing 11,722 players online at once in the last 24 hours, this game is currently ranked #2 among games like The Callisto Protocol™ based on player count.
8.7
10,774
1,328
11,722
players
3. Resident Evil 4
Similarity 59% Survival is just the beginning. Six years have passed since the biological disaster in Raccoon City. Leon S. Kennedy, one of the survivors, tracks the president's kidnapped daughter to a secluded European village, where there is something terribly wrong with the locals. Resident Evil 4 is a horror, action and survival horror game developed and published by CAPCOM Co. and Ltd.. Released on March 23rd 2023 has received 175,627 reviews of which 171,577 were positive and 4,050 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 3,435 players online at once in the last 24 hours, this game is currently ranked #3 among games like The Callisto Protocol™ based on player count.
9.6
171,577
4,050
3,435
players
4. The Last of Us™ Part I
Similarity 61% Discover the award-winning game that inspired the critically acclaimed television show. Guide Joel and Ellie through a post-apocalyptic America, and encounter unforgettable allies and enemies in The Last of Us™. The Last of Us™ Part I is a story rich, post-apocalyptic and shooter game developed by Naughty Dog LLC and Iron Galaxy Studios and published by PlayStation Publishing LLC. Released on March 28th 2023 has received 74,231 reviews of which 58,153 were positive and 16,078 were negative resulting in a rating of 7.7 out of 10. With 2,877 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like The Callisto Protocol™.
7.7
58,153
16,078
2,877
players
5. Days Gone
Similarity 54% Ride and fight into a deadly, post pandemic America. Play as Deacon St. John, a drifter and bounty hunter who rides the broken road, fighting to survive while searching for a reason to live in this open-world action-adventure game. Days Gone is a open world, zombies and survival game developed by Bend Studio and published by PlayStation Publishing LLC. Released on May 17th 2021 has received 100,845 reviews of which 93,681 were positive and 7,164 were negative resulting in an impressive rating of 9.2 out of 10. With 1,571 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like The Callisto Protocol™.
9.2
93,681
7,164
1,571
players
6. DEATH STRANDING DIRECTOR'S CUT
Similarity 54% From legendary game creator Hideo Kojima comes a genre-defying experience, now expanded in this definitive DIRECTOR’S CUT. As Sam Bridges, your mission is to deliver hope to humanity by connecting the last survivors of a decimated America. Can you reunite the shattered world, one step at a time? DEATH STRANDING DIRECTOR'S CUT is a story rich, open world and walking simulator game developed by KOJIMA PRODUCTIONS and published by 505 Games. Released on March 30th 2022 has received 37,119 reviews of which 34,476 were positive and 2,643 were negative resulting in an impressive rating of 9.1 out of 10. With 1,456 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like The Callisto Protocol™.
9.1
34,476
2,643
1,456
players
7. REMNANT II®
Similarity 53% REMNANT II® pits survivors of humanity against new deadly creatures and god-like bosses across terrifying worlds. Play solo or co-op with two other friends to explore the depths of the unknown to stop an evil from destroying reality itself. REMNANT II® is a souls-like, co-op and action game developed by Gunfire Games and published by Arc Games. Released on July 25th 2023 has received 59,482 reviews of which 49,545 were positive and 9,937 were negative resulting in a rating of 8.2 out of 10. With 1,142 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like The Callisto Protocol™.
8.2
49,545
9,937
1,142
players
8. World War Z
Similarity 51% World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring massive swarms of hundreds of zombies, focused on fast-paced, gruesomely spectacular action. World War Z is a zombies, multiplayer and online co-op game developed and published by Saber Interactive Inc. Released on September 21st 2021 has received 25,451 reviews of which 21,157 were positive and 4,294 were negative resulting in a rating of 8.2 out of 10. With 739 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like The Callisto Protocol™.
8.2
21,157
4,294
739
players
9. Backrooms: Escape Together
Similarity 50% A visually lifelike co-op horror for 1-6 people. Journey through 9 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms. Backrooms: Escape Together is a multiplayer, horror and psychological horror game developed and published by Triiodide Studios. Released on October 18th 2022 has received 20,524 reviews of which 17,890 were positive and 2,634 were negative resulting in a rating of 8.5 out of 10. With 653 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like The Callisto Protocol™.
8.5
17,890
2,634
653
players
10. SILENT HILL 2
Similarity 50% Investigating a letter from his late wife, James returns to where they made so many memories - Silent Hill. What he finds is a ghost town, prowled by disturbing monsters and cloaked in deep fog. Confront the monsters, solve puzzles, and search for traces of your wife in this remake of SILENT HILL 2. SILENT HILL 2 is a psychological horror, horror and survival horror game developed by Bloober Team SA and published by KONAMI. Released on October 07th 2024 has received 41,621 reviews of which 39,660 were positive and 1,961 were negative resulting in an impressive rating of 9.3 out of 10. With 554 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like The Callisto Protocol™.
9.3
39,660
1,961
554
players
Best deals on games like The Callisto Protocol™ on Steam
Discover fantastic savings with the best discounts on a variety of games like The Callisto Protocol™ available on Steam right now, updated on April 17th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like The Callisto Protocol™.
1. Marvel's Guardians of the Galaxy
Similarity 53% Fire up a wild ride across the cosmos with a fresh take on Marvel’s Guardians of the Galaxy. In this action-adventure game, you are Star-Lord leading the unpredictable Guardians from one explosion of chaos to the next. You got this. Probably. Marvel's Guardians of the Galaxy is a singleplayer, story rich and action game developed by Eidos-Montréal and published by Eidos Interactive Corp.. Released on October 26th 2021 has received 38,454 reviews of which 36,217 were positive and 2,237 were negative resulting in an impressive rating of 9.2 out of 10. Featuring a massive 92% discount, this game currently holds the #1 spot in the best deals for games like The Callisto Protocol™.
9.2
36,217
2,237
-92%
62.38€
4.99€
2. Scars Above
Similarity 68% Scars Above is a challenging sci-fi third-person action adventure shooter combining the rewarding feel of overcoming difficulty with a compelling and intricate story, set in a mysterious alien world to explore. Scars Above is a action, adventure and female protagonist game developed by Mad Head Games and published by Prime Matter. Released on February 28th 2023 has received 2,681 reviews of which 2,070 were positive and 611 were negative resulting in a rating of 7.5 out of 10. Thanks to its incredible 92% discount, this game is now the #2 best deal in games like The Callisto Protocol™.
7.5
2,070
611
-92%
31.25€
2.50€
3. Them and Us
Similarity 52% Them and Us is a classic, survival horror game with a focus on atmosphere and player immersion. Discover the truth of Alicia’s past as she descends further into her strange, unending nightmare. Them and Us is a female protagonist, survival horror and horror game developed by TendoGames Co. and Ltd. and published by TendoGames Co., Ltd. and 方块游戏(CubeGame). Released on September 28th 2021 has received 1,366 reviews of which 1,043 were positive and 323 were negative resulting in a rating of 7.3 out of 10. Thanks to its incredible 92% discount, this game is now the #3 best deal in games like The Callisto Protocol™.
7.3
1,043
323
-92%
32.50€
2.60€
4. Deliver Us Mars
Similarity 51% Deliver Us Mars is an atmospheric sci-fi adventure taking you on a suspense-fuelled, high-stakes mission to recover the ARK colony ships stolen by the mysterious Outward. Deliver Us Mars is a story rich, sci-fi and mars game developed by KeokeN Interactive and published by Frontier Foundry. Released on February 02nd 2023 has received 2,508 reviews of which 1,882 were positive and 626 were negative resulting in a rating of 7.3 out of 10. Currently offered at a significant 92% discount, this title has earned the #4 position in the best deals for games like The Callisto Protocol™.
7.3
1,882
626
-92%
30.38€
2.43€
5. Tormented Souls
Similarity 51% Classic survival horror is back! Inspired by the original Resident Evil and Alone in the Dark series, Tormented Souls modernises with a fresh twist on the fixed perspective adventure - as Caroline Walker investigates the mysterious disappearance of twin girls in a terrifying mansion-turned-hospital. Tormented Souls is a survival horror, horror and puzzle game developed by Dual Effect and Abstract Digital and published by PQube. Released on August 26th 2021 has received 5,958 reviews of which 5,433 were positive and 525 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 91% discount, this title has earned the #5 position in the best deals for games like The Callisto Protocol™.
8.8
5,433
525
-91%
19.56€
1.76€
6. Fobia - St. Dinfna Hotel
Similarity 52% Explore a decadent hotel across different timelines and uncover the dark history of a fanatical cult and your role in their plans. Fobia - St. Dinfna Hotel is a indie, survival horror and violent game developed by Pulsatrix Studios and published by Maximum Entertainment. Released on June 28th 2022 has received 1,910 reviews of which 1,635 were positive and 275 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 91% discount, this title has earned the #6 position in the best deals for games like The Callisto Protocol™.
8.2
1,635
275
-91%
26.00€
2.34€
7. Deadly Premonition 2: A Blessing in Disguise
Similarity 52% Deadly Premonition 2: A Blessing in Disguise is an open-world survival horror video game serving as both a sequel and prequel to the original Deadly Premonition: The Director’s Cut. Deadly Premonition 2: A Blessing in Disguise is a adventure, action and mystery game developed by Toy Box Inc. and White Owls Inc. and published by Rising Star Games. Released on June 11th 2022 has received 400 reviews of which 287 were positive and 113 were negative resulting in a rating of 6.8 out of 10. Currently offered at a significant 90% discount, this title has earned the #7 position in the best deals for games like The Callisto Protocol™.
6.8
287
113
-90%
39.99€
3.99€
8. Ghostbusters: The Video Game Remastered
Similarity 56% The beloved and critically acclaimed Ghostbusters video game is back! Strap on your proton pack once again and join the Ghostbusters on the adventure with the voice and likeness of the original crew as you battle to save New York! Ghostbusters: The Video Game Remastered is a third-person shooter, action and shooter game developed by Saber Interactive and published by Mad Dog Games and LLC. Released on November 17th 2020 has received 1,989 reviews of which 1,798 were positive and 191 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 88% discount, this title has earned the #8 position in the best deals for games like The Callisto Protocol™.
8.6
1,798
191
-88%
20.17€
2.42€
9. Alien: Isolation
Similarity 50% Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger. Alien: Isolation is a horror, survival horror and sci-fi game developed by Creative Assembly and Feral Interactive (Linux) and published by Feral interactive (Mac), Feral Interactive (Linux) and SEGA. Released on October 06th 2014 has received 60,046 reviews of which 55,969 were positive and 4,077 were negative resulting in an impressive rating of 9.2 out of 10. Currently offered at a significant 87% discount, this title has earned the #9 position in the best deals for games like The Callisto Protocol™.
9.2
55,969
4,077
-87%
40.77€
5.30€
10. War Tech Fighters
Similarity 53% War Tech Fighters - the space action game that combines the spectacular action of Japanese Anime with Hollywood Blockbusters. Configure, upgrade and customize your War Tech and dive into battle to fight back the Zatronian forces and save your galaxy! War Tech Fighters is a action, mechs and shooter game developed by Drakkar Dev and published by Green Man Gaming Publishing. Released on July 25th 2018 has received 334 reviews of which 258 were positive and 76 were negative resulting in a rating of 7.3 out of 10. Currently offered at a significant 87% discount, this title has earned the #10 position in the best deals for games like The Callisto Protocol™.
7.3
258
76
-87%
19.38€
2.52€
Free games like The Callisto Protocol™ on Steam
Check out this fantastic list of free-to-play games like The Callisto Protocol™ you can enjoy on Steam right now, updated on April 17th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like The Callisto Protocol™.
1. M.A.R.S.
Similarity 63% MARS is a Free-To-Play Third Person Shooter set in an evolving sci-fi world. From the hilarious Headhunter mode, to Huge Mecha vs Mecha battles, to fully customizable loadouts; whether Co-op or PvP, M.A.R.S. has something for everyone. Kill, Die, Repeat. M.A.R.S. is a third-person shooter, pve and pvp game developed by Yingpei Games and published by SubaGames. Released on October 28th 2021 has received 1,080 reviews of which 684 were positive and 396 were negative resulting in a rating of 6.2 out of 10. The game currently holds the #1 spot among the most played free games like The Callisto Protocol™.
6.2
684
396
29
players
2. Assault Bots
Similarity 51% Assault Bots is a fast-paced multiplayer robot shooter game. Create your robot, let it drive, walk, or fly, and battle other players online in this intense shooter. Game features multiple maps and game modes. Assault Bots is a third-person shooter, action and vehicular combat game developed and published by Blayze Games and L.L.C.. Released on April 15th 2022 has received 320 reviews of which 267 were positive and 53 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #2 spot among the most played free games like The Callisto Protocol™.
7.8
267
53
6
players
3. BEACHED
Similarity 54% A free-to-play, low-poly, open-world survival shooter where you’ll battle other players, explore massive monuments, and fight to stay alive. Build and fortify your base to defend against enemy raids, gather resources, and conquer a harsh, competitive world. Survival means doing whatever it takes. BEACHED is a free to play, multiplayer and early access game developed and published by Gradient Studios. Released on August 04th 2021 has received 3,498 reviews of which 2,276 were positive and 1,222 were negative resulting in a rating of 6.4 out of 10. The game currently holds the #3 spot among the most played free games like The Callisto Protocol™.
6.4
2,276
1,222
6
players
4. Zombie Carnage 2
Similarity 52% Zombie Carnage 2 is a 32 player first person shooter where you will play both as a human and zombie. By killing zombies and infecting humans you will permanently level up, unlock weapons, attachments, zombie classes and more. Zombie Carnage 2 is a zombies, multiplayer and shooter game developed and published by LNJ. Released on February 03rd 2022 has received 942 reviews of which 603 were positive and 339 were negative resulting in a rating of 6.2 out of 10. The game currently holds the #4 spot among the most played free games like The Callisto Protocol™.
6.2
603
339
1
players