Games like Protocol on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Protocol are available at the bottom of the page.
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ICEY
ICEY is a 2D side-scrolling action game and a META game in disguise. As you follow the narrator's omnipresent voice, you will see through ICEY's eyes and learn the truth about her world. The narrator will constantly urge you in one direction, but you must ask, "Why? Why am I following his directions?“ Obey? Rebel?
GTTOD: Get To The Orange Door
RISE. FALL. REPEAT. Ascend to the level of the Gods as you battle your way out of a shattered and chaotic dimension in this fast paced parkour FPS rogue-like.
Phoning Home
A tale of survival about two shipwrecked robots - ION and ANI - on their life-defining journey in this unique genre-mix of exploration, puzzle and survival.
Budget Cuts
Budget Cuts is a VR stealth game where you dexterously zip, sneak or rambo your way forward through thrilling, oil-splatter filled combat!
Bear Simulator
It's a game where you play as a bear and explore stuff.
Shadows Peak
Shadows Peak is an atmospheric, open-world horror game focused on exploration that doesn't hold your hand. You play as a writer who has decided to visit a mysterious place called Shadows Peak to gather materials for a new book about legends.
Outlast
Hell is an experiment you can't survive in Outlast, a first-person survival horror game developed by veterans of some of the biggest game franchises in history. As investigative journalist Miles Upshur, explore Mount Massive Asylum and try to survive long enough to discover its terrible secret... if you dare.
The Swapper
What if someone knew your mind better than you did? The Swapper is an award-winning, narrative driven puzzle game set in the furthest reaches of space.
Zeno Clash 2
Ghat's story is far from over: Zeno Clash 2 picks up where the deliciously brazen first game left off. After 4 years of waiting, the sequel to the surreal first-person brawler brings more variety in combat and levels, and even more bizarre storytelling into the beguiling world of Zenozoik.
Oddworld: Stranger's Wrath HD
You're the Stranger, a mysterious bounty hunter on a mission to bag the ultimate prize. And you need that money like no one else because there is something very wrong with your health and the only way to fix it is a very costly operation.
Borderlands Game of the Year
Get ready for the mind blowing insanity! Play as one of four trigger-happy mercenaries and take out everything that stands in your way! With its addictive action, frantic first-person shooter combat, massive arsenal of weaponry, RPG elements and four-player co-op, Borderlands is a breakthrough experience that challenges all the...
Phantom Fury
Shelly “Bombshell” Harrison is back in this highly interactive mix of first person action and road movie adventure. Embark on an adrenaline-fueled journey around the USA. Use an enormous arsenal of weapons and skills to battle treacherous soldiers and vile mutants, all while trying to save mankind.
Ghostwire: Tokyo
Tokyo's population has vanished, and deadly supernatural forces prowl the streets. Use an arsenal of elemental abilities to unravel the truth behind the disappearance and save Tokyo.
Crime Scene Cleaner
Once you get tangled with the mob, you will forever be a part of the mob. At least they pay a decent salary and all you have to do is clean up after their dirty work, but you know what you’re doing. So clean crime scenes, earn as much money as you can, and get ready for the next mission.
Boiling Steel
"Boiling Steel" - is a sci-fi story-based FPS VR shooter. You are one of many who set off in search of a better life in the distant bastion of scientific progress. Immerse yourself in the thick of events and witness the inexplicable global cataclysm.
Prodeus
Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.
Bright Memory
Bright Memory is a lightning-fast fusion of the FPS and action genres, created by one-man development studio FYQD using Unreal Engine. Combine a wide variety of skills and abilities to unleash dazzling combo attacks.
Five Nights at Freddy's: Security Breach
In Five Nights at Freddy’s: Security Breach, play as Gregory, a young boy who’s been trapped overnight inside of Freddy Fazbear’s Mega Pizzaplex. With the help of Freddy himself, Gregory must uncover the secrets of the Pizzaplex, learn the truth, and survive until dawn.
Maize
Maize is a first-person adventure game about what happens when two scientists misinterpret a memo from the U.S. Government and create sentient corn. And that last sentence is pretty much the least ridiculous thing about the game.Most played games like Protocol on Steam
Take a look at the top games like Protocol that are currently attracting the largest player bases on the Steam platform, as of May 01st 2025.
1. Cyberpunk 2077
Similarity 62% Cyberpunk 2077 is an open-world, action-adventure RPG set in the dark future of Night City — a dangerous megalopolis obsessed with power, glamor, and ceaseless body modification. Cyberpunk 2077 is a cyberpunk and open world game developed and published by CD PROJEKT RED. Released on December 09th 2020 has received 834,940 reviews of which 703,079 were positive and 131,861 were negative resulting in a rating of 8.4 out of 10. The game has hit the top spot as the #1 most played game like Protocol, thanks to its 26,522 peak concurrent players over the last day.
8.4
703,079
131,861
26,522
players
2. Fallout 4
Similarity 53% Bethesda Game Studios, the award-winning creators of Fallout 3 and The Elder Scrolls V: Skyrim, welcome you to the world of Fallout 4 – their most ambitious game ever, and the next generation of open-world gaming. Fallout 4 is a open world, post-apocalyptic and singleplayer game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on November 09th 2015 has received 390,364 reviews of which 324,290 were positive and 66,074 were negative resulting in a rating of 8.2 out of 10. While seeing 11,553 players online at once in the last 24 hours, this game is currently ranked #2 among games like Protocol based on player count.
8.2
324,290
66,074
11,553
players
3. No Man's Sky
Similarity 59% No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe. No Man's Sky is a open world, open world survival craft and space game developed and published by Hello Games. Released on August 12th 2016 has received 350,242 reviews of which 290,801 were positive and 59,441 were negative resulting in a rating of 8.2 out of 10. While seeing 7,467 players online at once in the last 24 hours, this game is currently ranked #3 among games like Protocol based on player count.
8.2
290,801
59,441
7,467
players
4. Halo: The Master Chief Collection
Similarity 55% The Master Chief’s iconic journey includes six games, built for PC and collected in a single integrated experience. Whether you’re a long-time fan or meeting Spartan 117 for the first time, The Master Chief Collection is the definitive Halo gaming experience. Halo: The Master Chief Collection is a great soundtrack, fps and classic game developed by 343 Industries, Splash Damage, Ruffian Games, Bungie and Saber Interactive and published by Xbox Game Studios. Released on December 03rd 2019 has received 240,453 reviews of which 222,169 were positive and 18,284 were negative resulting in an impressive rating of 9.1 out of 10. With 5,018 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Protocol.
9.1
222,169
18,284
5,018
players
5. Fallout: New Vegas
Similarity 53% Welcome to Vegas. New Vegas. Enjoy your stay! Fallout: New Vegas is a open world, rpg and post-apocalyptic game developed by Obsidian Entertainment and published by Bethesda Softworks. Released on October 21st 2010 has received 226,078 reviews of which 217,239 were positive and 8,839 were negative resulting in an impressive rating of 9.5 out of 10. With 3,571 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Protocol.
9.5
217,239
8,839
3,571
players
6. Subnautica
Similarity 62% Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive. Subnautica is a open world survival craft, survival and horror game developed and published by Unknown Worlds Entertainment. Released on January 23rd 2018 has received 310,872 reviews of which 301,651 were positive and 9,221 were negative resulting in an impressive rating of 9.6 out of 10. With 3,100 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Protocol.
9.6
301,651
9,221
3,100
players
7. Halo Infinite
Similarity 55% From one of gaming's most iconic sagas, Halo is bigger than ever. Featuring an expansive open-world campaign and a dynamic free to play multiplayer experience. Halo Infinite is a free to play, fps and multiplayer game developed by 343 Industries and published by Xbox Game Studios. Released on November 15th 2021 has received 176,400 reviews of which 123,072 were positive and 53,328 were negative resulting in a rating of 6.9 out of 10. With 2,386 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Protocol.
6.9
123,072
53,328
2,386
players
8. Borderlands 2
Similarity 52% The Ultimate Vault Hunter’s Upgrade lets you get the most out of the Borderlands 2 experience. Borderlands 2 is a loot, shooter and action game developed by Gearbox Software, Aspyr (Mac) and Aspyr (Linux) and published by Aspyr (Mac), Aspyr (Linux) and 2K. Released on September 20th 2012 has received 291,128 reviews of which 272,876 were positive and 18,252 were negative resulting in an impressive rating of 9.3 out of 10. With 1,996 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Protocol.
9.3
272,876
18,252
1,996
players
9. Half-Life 2
Similarity 55% Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat. Half-Life 2 is a fps, action and sci-fi game developed and published by Valve. Released on November 16th 2004 has received 242,865 reviews of which 237,035 were positive and 5,830 were negative resulting in an impressive rating of 9.7 out of 10. With 1,610 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Protocol.
9.7
237,035
5,830
1,610
players
10. Portal 2
Similarity 53% The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends! Portal 2 is a platformer, puzzle and first-person game developed and published by Valve. Released on April 18th 2011 has received 430,909 reviews of which 425,266 were positive and 5,643 were negative resulting in an impressive rating of 9.8 out of 10. With 1,605 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Protocol.
9.8
425,266
5,643
1,605
players
Best deals on games like Protocol on Steam
Discover fantastic savings with the best discounts on a variety of games like Protocol available on Steam right now, updated on May 01st 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Protocol.
1. Prodeus
Similarity 54% Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware. Prodeus is a boomer shooter, fps and retro game developed by Bounding Box Software Inc. and published by Humble Games. Released on September 23rd 2022 has received 7,473 reviews of which 6,947 were positive and 526 were negative resulting in an impressive rating of 9 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Protocol.
9
6,947
526
-95%
25.00€
1.25€
2. Outlast 2
Similarity 56% Outlast 2 introduces you to Sullivan Knoth and his followers, who left our wicked world behind to give birth to Temple Gate, a town, deep in the wilderness and hidden from civilization. Knoth and his flock are preparing for the tribulations of the end of times and you’re right in the thick of it. Outlast 2 is a horror, psychological horror and survival horror game developed and published by Red Barrels. Released on April 24th 2017 has received 55,116 reviews of which 50,337 were positive and 4,779 were negative resulting in a rating of 9.0 out of 10. Thanks to its incredible 94% discount, this game is now the #2 best deal in games like Protocol.
9.0
50,337
4,779
-94%
30.67€
1.84€
3. Maid of Sker
Similarity 57% Maid of Sker is a first-person survival horror, set in a remote hotel with a gory and macabre history from Welsh folklore. Brave the nightmares of the Quiet Ones. Do not panic…don’t even breathe! Maid of Sker is a horror, adventure and action game developed and published by Wales Interactive. Released on July 28th 2020 has received 2,177 reviews of which 1,718 were positive and 459 were negative resulting in a rating of 7.6 out of 10. Thanks to its incredible 94% discount, this game is now the #3 best deal in games like Protocol.
7.6
1,718
459
-94%
23.67€
1.42€
4. A Juggler's Tale
Similarity 53% Lead Abby the string puppet through a bruised, but beautiful fairy tale world in this cinematic adventure. Solve riddles, evade traps and shake off pursuers on the way to find freedom. Can Abby take control of her fate with all the strings attached? A Juggler's Tale is a atmospheric, fantasy and story rich game developed by kaleidoscube and published by Assemble Entertainment. Released on September 29th 2021 has received 1,778 reviews of which 1,643 were positive and 135 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 93% discount, this title has earned the #4 position in the best deals for games like Protocol.
8.8
1,643
135
-93%
14.29€
1.00€
5. Ad Infinitum
Similarity 57% When reality is a nightmare, nightmares become real. In this psychological horror game, you fight the terrifying creatures invading your mind. Can you save your sanity? Ad Infinitum is a horror, action and psychological horror game developed by Hekate and published by Nacon. Released on September 14th 2023 has received 870 reviews of which 702 were positive and 168 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 93% discount, this title has earned the #5 position in the best deals for games like Protocol.
7.7
702
168
-93%
32.71€
2.29€
6. INDUSTRIA
Similarity 58% Embark on a gripping journey in INDUSTRIA, an atmospheric FPS set in Cold War-era East Berlin. Unravel the secrets of a mysterious parallel dimension while searching for a missing colleague. Explore a haunting reality where the truth awaits. Discover the dark past that lies beyond. INDUSTRIA is a fps, action and sci-fi game developed by Bleakmill and published by Headup. Released on September 30th 2021 has received 3,200 reviews of which 2,273 were positive and 927 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 93% discount, this title has earned the #6 position in the best deals for games like Protocol.
6.9
2,273
927
-93%
20.29€
1.42€
7. Marvel's Guardians of the Galaxy
Similarity 55% 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 38,718 reviews of which 36,453 were positive and 2,265 were negative resulting in an impressive rating of 9.2 out of 10. Currently offered at a significant 92% discount, this title has earned the #7 position in the best deals for games like Protocol.
9.2
36,453
2,265
-92%
62.38€
4.99€
8. Ghost of a Tale
Similarity 53% Ghost of a Tale is an action-RPG game in which you play as Tilo, a mouse and minstrel thrown into a perilous adventure. Through stealth and cunning you’ll be able to explore the secrets of Dwindling Heights Keep and navigate its dangers. Ghost of a Tale is a adventure, stealth and atmospheric game developed and published by SeithCG. Released on March 13th 2018 has received 4,873 reviews of which 4,471 were positive and 402 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 92% discount, this title has earned the #8 position in the best deals for games like Protocol.
8.9
4,471
402
-92%
18.75€
1.50€
9. Seven: Enhanced Edition
Similarity 53% Seven: Enhanced Edition is an open-world, isometric stealth and action role-playing game, in which you play as Teriel, a master thief sent on a mission that will shake the foundations of the Vetrall Empire. Includes the Drowned Past expansion. Seven: Enhanced Edition is a action rpg, stealth and isometric game developed by IMGN.PRO and Fool's Theory and published by IMGN.PRO. Released on December 01st 2017 has received 1,996 reviews of which 1,524 were positive and 472 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 92% discount, this title has earned the #9 position in the best deals for games like Protocol.
7.4
1,524
472
-92%
30.75€
2.46€
10. Necromunda: Hired Gun
Similarity 54% Become a Hired Gun. The money’s good, the dog’s loyal, and the gun’s reliable. Embark on a fast-paced, violent, and thrilling FPS set in the darkest reaches of Warhammer 40,000’s most infamous hive city. Necromunda: Hired Gun is a action, warhammer 40k and adventure game developed by Streum On Studio and published by Focus Entertainment. Released on May 31st 2021 has received 7,369 reviews of which 4,844 were positive and 2,525 were negative resulting in a rating of 6.5 out of 10. Currently offered at a significant 92% discount, this title has earned the #10 position in the best deals for games like Protocol.
6.5
4,844
2,525
-92%
39.50€
3.16€
Free games like Protocol on Steam
Check out this fantastic list of free-to-play games like Protocol you can enjoy on Steam right now, updated on May 01st 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Protocol.
1. Halo Infinite
Similarity 55% From one of gaming's most iconic sagas, Halo is bigger than ever. Featuring an expansive open-world campaign and a dynamic free to play multiplayer experience. Halo Infinite is a free to play, fps and multiplayer game developed by 343 Industries and published by Xbox Game Studios. Released on November 15th 2021 has received 176,400 reviews of which 123,072 were positive and 53,328 were negative resulting in a rating of 6.9 out of 10. With 2,386 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Protocol.
6.9
123,072
53,328
2,386
players
2. Dark Deception
Similarity 53% Death awaits you in Dark Deception, a story-driven first-person horror maze game. There's nowhere to hide & nowhere to catch your breath. Run or die - it's your choice. Trapped in a realm of nightmarish mazes with a mysterious woman, your only hope of survival is to find a way to escape. Dark Deception is a horror, free to play and multiplayer game developed and published by Glowstick Entertainment. Released on September 26th 2018 has received 20,999 reviews of which 18,680 were positive and 2,319 were negative resulting in a rating of 8.7 out of 10. Thanks to its free to play tag and a daily player base of 114, this game has secured the #2 spot in the ranking of free games like Protocol.
8.7
18,680
2,319
114
players
3. Spooky's Jump Scare Mansion
Similarity 57% Can you survive 1000 rooms of cute terror? Or will you break once the cuteness starts to fade off and you're running for your life from the unspeakable hideous beings that shake and writhe in bowels of this house? They wait for you, they wait and hunger for meeting you. Spooky's Jump Scare Mansion is a horror, free to play and cute game developed and published by Lag Studios. Released on July 28th 2015 has received 14,970 reviews of which 13,899 were positive and 1,071 were negative resulting in an impressive rating of 9.1 out of 10. The game currently holds the #3 spot among the most played free games like Protocol.
9.1
13,899
1,071
9
players
4. Bendy: Secrets of the Machine
Similarity 53% Some things are better left forgotten. Bendy: Secrets of the Machine is a adventure, indie and horror game developed by Gent Corporation and published by Joey Drew Studios. Released on April 14th 2024 has received 1,887 reviews of which 1,587 were positive and 300 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #4 spot among the most played free games like Protocol.
8.1
1,587
300
7
players
5. Star Fetchers
Similarity 58% The introduction to a wild ride with gangsters and deep state conspiracy theories Star Fetchers is a indie, action and free to play game developed and published by Svavelstickan. Released on January 17th 2020 has received 7,122 reviews of which 6,928 were positive and 194 were negative resulting in an impressive rating of 9.4 out of 10. The game currently holds the #5 spot among the most played free games like Protocol.
9.4
6,928
194
3
players
6. Transmissions: Element 120
Similarity 55% 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? Transmissions: Element 120 is a free to play, action and shooter game developed by Shokunin, Thomas M. Visser and Vincent Thiele and published by Self published. Released on June 16th 2016 has received 9,786 reviews of which 9,248 were positive and 538 were negative resulting in an impressive rating of 9.2 out of 10. The game currently holds the #6 spot among the most played free games like Protocol.
9.2
9,248
538
3
players
7. The Desolate Hope
Similarity 57% On a distant edge of an unknown planet, an abandoned structure sits in silence. Constructed by an unmanned research vessel sent from Earth, the Lun Infinus station was designed to run simulations for a five year period, exploring possibilities of human colonization in the case that Earth became uninhabitable. The Desolate Hope is a rpg, adventure and free to play game developed and published by Scott Cawthon. Released on May 05th 2014 has received 1,620 reviews of which 1,489 were positive and 131 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #7 spot among the most played free games like Protocol.
8.7
1,489
131
3
players
8. Dystopia
Similarity 52% Dystopia is a cyberpunk game with tense combat situations in a high-tech world spanned by computer networks. Playing as either Punk mercenaries, or Corporate security forces, the player will fight through the physical world to gain access, via jack-in terminals, to cyberspace. Dystopia is a free to play, multiplayer and action game developed by Puny Human and published by . Released on February 06th 2009 has received 1,089 reviews of which 926 were positive and 163 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #8 spot among the most played free games like Protocol.
8.1
926
163
3
players
9. Dr. Langeskov, The Tiger, and The Terribly Cursed Emerald: A Whirlwind Heist
Similarity 60% A 15 minute heist game by Crows Crows Crows & Directed by William Pugh (The Stanley Parable). Slip into the soft-soled shoes of the mastermind responsible for the greatest heist- oh god I can’t do this any more, i’m joining the strike. good luck writing the steam description. -tina Dr. Langeskov, The Tiger, and The Terribly Cursed Emerald: A Whirlwind Heist is a free to play, comedy and first-person game developed and published by Crows Crows Crows. Released on December 04th 2015 has received 9,731 reviews of which 9,069 were positive and 662 were negative resulting in an impressive rating of 9.1 out of 10. The game currently holds the #9 spot among the most played free games like Protocol.
9.1
9,069
662
2
players
10. the static speaks my name
Similarity 52% A dark/sad/weird/funny first person exploration game. You play a man on his last night alive as he obsesses over a mysterious painting. More of a story game in that it emphasizes mood and character over gameplay. Takes ten minutes to play and has "next-gen" features like a shrimp tank. the static speaks my name is a free to play, psychological horror and indie game developed and published by the whale husband. Released on August 10th 2015 has received 5,618 reviews of which 4,584 were positive and 1,034 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #10 spot among the most played free games like Protocol.
7.9
4,584
1,034
2
players