Games like The Citadel on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like The Citadel are available at the bottom of the page.
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Heretic: Shadow of the Serpent Riders
In a realm corrupted by the evil magic of three brothers known as the Serpent Riders, you are a heretic. As one of the last Sidhe elves, and a capable mage, you embark on a quest for vengeance against those who slaughtered your friends, family, and entire race.
Supplice
Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh.
Mecha Knights: Nightmare
Mecha action shooter, plunging the player into an apocalyptic war. Engage in epic battles with endless hordes of monsters in your powerful customizable mechs.
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.
Void Bastards
Inspired by BioShock and System Shock 2, Void Bastards is a revolutionary new strategy-shooter that will test your wits as well as exercise your aim. Can you lead the misfit prisoners of the Void Ark through the derelict spaceships and myriad dangers of the Sargasso Nebula?
Jets'n'Guns Gold
Jets'n'Guns is a heavy piece of ground shaking rock blasting action with graphics and special effects that will blow you eyes out! Enjoy yourself in almost-insane action adventure of saving the universe from the deadly threat of more than 270 unique monsters in the campaign of 43 levels.
Dystopia
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.
Half-Life: Blue Shift
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.
Crow Country
The year is 1990. It’s been two years since the mysterious disappearance of Edward Crow and the abrupt closure of his theme park, Crow Country. But your arrival has broken the silence, Mara Forest. If you want answers, you’ll have to venture deep into the darkness of Crow Country to find them…
Hotline Miami 2: Wrong Number
Hotline Miami 2: Wrong Number is the brutal conclusion to the Hotline Miami saga, set against a backdrop of escalating violence and retribution over spilled blood in the original game.
Fallen Aces
The A.C.E.S, watchful guardians of Switchblade City, are being taken down, one by one. Now it's up to one man, with two fists, to get to the bottom of it all. Fallen Aces is a crime noir FPS that plays right out of the '90s and looks like it's right outta the comics.
CROSSBOW: Bloodnight
CROSSBOW: Bloodnight is a frantic score-attack arena shooter set in a world of camp horror and gore. Master the occult powers of your automatic crossbow and fight for every second of survival against a relentless demonic horde! Hunt. Die. Hunt again.
Easy Red 2
Fight massive battles between infantry, armored vehicles, tanks, cannons and planes. Realistically manage your weapons and equipment, coordinate with your squad, and tactically navigate large, fully destructible open world maps. Experience the WW2 in singleplayer, PVP and Co-Op.
The Story of Henry Bishop
The story of Henry Bishop is a first-person psychological thriller, where the player will have to fight, guess riddles, immerse into a mystical plot and an incredible story.
PERISH
PERISH is a stylish 1-4 player FPS with a cross to bear. Slay hordes of creatures on the black sands of Purgatory and sell their gold-stained corpses to craven priests. Kill magnificent bosses and use the proceeds to gain entrance to Elysium, a place of cosmic revelations.
The Slater
Get ready to kill drug dealers, crime bosses and anyone who stands in your way as you seek revenge for your father’s murder. The Slater is a story-driven first-person stealth-action-puzzle game that puts you in the shoes of a former cop Mark Slater.
Chex Quest HD
Travel to the remote planet of Bazoik to free galactic citizens from the evil cereal-eating Flemoids! Venture deep into the caverns of Bazoik, using an array of "zorching" devices to send these nefarious foes back to their home dimension!
Gynophobia
Gynophobia is a horror themed shooter about abnormal fear of women. Gynophobia is using classic first person shooter gameplay, to convey story about Mark, who is suffering from different phobias, including abnormal fear of woman.
Wrought Flesh
Rip out organs and equip them in your own body. Fight biopunk monsters and drugged-up space bandits. You are a Gajeshian Cultist: A near-mythological being built from the bodies of long-dead saints.
Fida Puti Samurai
A Retro-FPS "virtual happy place", jeopardized with a naughty bug. Traverse this action-oriented roguelite blasting waifus to uncover dirty secrets on a personal computer!Most played games like The Citadel on Steam
Take a look at the top games like The Citadel that are currently attracting the largest player bases on the Steam platform, as of May 01st 2025.
1. Hell Let Loose
Similarity 52% Join the ever expanding experience of Hell Let Loose - a hardcore World War Two first person shooter with epic battles of 100 players with infantry, tanks, artillery, a dynamically shifting front line and a unique resource based RTS-inspired meta-game. Hell Let Loose is a shooter, realistic and world war ii game developed and published by Team17. Released on July 27th 2021 has received 136,949 reviews of which 112,848 were positive and 24,101 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 Citadel, thanks to its 4,439 peak concurrent players over the last day.
8.2
112,848
24,101
4,439
players
2. DOOM Eternal
Similarity 52% Hell’s armies have invaded Earth. Become the Slayer in an epic single-player campaign to conquer demons across dimensions and stop the final destruction of humanity. The only thing they fear... is you. DOOM Eternal is a fps, action and gore game developed by id Software and published by Bethesda Softworks. Released on March 19th 2020 has received 203,103 reviews of which 185,114 were positive and 17,989 were negative resulting in an impressive rating of 9.0 out of 10. While seeing 1,634 players online at once in the last 24 hours, this game is currently ranked #2 among games like The Citadel based on player count.
9.0
185,114
17,989
1,634
players
3. DOOM
Similarity 52% Now includes all three premium DLC packs (Unto the Evil, Hell Followed, and Bloodfall), maps, modes, and weapons, as well as all feature updates including Arcade Mode, Photo Mode, and the latest Update 6.66, which brings further multiplayer improvements as well as revamps multiplayer progression. DOOM is a fps, gore and action game developed by id Software and published by Bethesda Softworks. Released on May 12th 2016 has received 204,139 reviews of which 194,947 were positive and 9,192 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 1,124 players online at once in the last 24 hours, this game is currently ranked #3 among games like The Citadel based on player count.
9.4
194,947
9,192
1,124
players
4. Half-Life
Similarity 58% 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. Half-Life is a fps, classic and 1990's game developed and published by Valve. Released on November 19th 1998 has received 147,168 reviews of which 142,078 were positive and 5,090 were negative resulting in an impressive rating of 9.5 out of 10. With 662 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like The Citadel.
9.5
142,078
5,090
662
players
5. RoboCop: Rogue City
Similarity 52% Become the legendary part man, part machine, all cop hero and deliver justice in Old Detroit. RoboCop: Rogue City is a fps, action and first-person game developed by Teyon and published by Nacon. Released on November 02nd 2023 has received 21,568 reviews of which 19,167 were positive and 2,401 were negative resulting in a rating of 8.7 out of 10. With 633 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like The Citadel.
8.7
19,167
2,401
633
players
6. Borderlands Game of the Year Enhanced
Similarity 52% Discover the original co-op shooter-looter, crammed with new enhancements! As one of 4 trigger-happy mercenaries with RPG progression, equip bazillions of guns to take on the desert planet Pandora. Borderlands Game of the Year Enhanced is a fps, co-op and shooter game developed by Gearbox Software and Blind Squirrel Games and published by 2K. Released on August 31st 2023 has received 23,445 reviews of which 20,054 were positive and 3,391 were negative resulting in a rating of 8.4 out of 10. With 512 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like The Citadel.
8.4
20,054
3,391
512
players
7. Easy Red 2
Similarity 56% Fight massive battles between infantry, armored vehicles, tanks, cannons and planes. Realistically manage your weapons and equipment, coordinate with your squad, and tactically navigate large, fully destructible open world maps. Experience the WW2 in singleplayer, PVP and Co-Op. Easy Red 2 is a world war ii, action and singleplayer game developed by Marco Amadei and published by Corvostudio di Amadei Marco. Released on January 06th 2022 has received 7,761 reviews of which 7,047 were positive and 714 were negative resulting in a rating of 8.8 out of 10. With 510 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like The Citadel.
8.8
7,047
714
510
players
8. STRAFTAT
Similarity 63% STRAFTAT video game ::::::::::::::::::::: 1v1 ONLINE first person pov SHOOTER ::::::::::::::: quick rounds in 100 MAPS ::::::::::::: Including all WEAPONS and proximity chat STRAFTAT is a action, shooter and fps game developed by Sirius Lemaitre and Leonard Lemaitre and published by Lemaitre Bros. Released on October 24th 2024 has received 6,564 reviews of which 6,334 were positive and 230 were negative resulting in an impressive rating of 9.3 out of 10. With 416 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like The Citadel.
9.3
6,334
230
416
players
9. Black Mesa
Similarity 53% Relive Half-Life. Black Mesa is a fps, remake and action game developed and published by Crowbar Collective. Released on March 06th 2020 has received 124,385 reviews of which 118,489 were positive and 5,896 were negative resulting in an impressive rating of 9.4 out of 10. With 400 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like The Citadel.
9.4
118,489
5,896
400
players
10. War of Rights
Similarity 52% War of Rights is a first person multiplayer game featuring massive 350 player battles with a focus on historical authenticity, teamplay and immersion. It is set during the perilous days of the American Civil War, in the Maryland Campaign of September, 1862. War of Rights is a historical, war and multiplayer game developed and published by Campfire Games. Released on December 03rd 2018 has received 12,965 reviews of which 11,475 were positive and 1,490 were negative resulting in a rating of 8.6 out of 10. With 327 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like The Citadel.
8.6
11,475
1,490
327
players
Best deals on games like The Citadel on Steam
Discover fantastic savings with the best discounts on a variety of games like The Citadel 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 The Citadel.
1. Prodeus
Similarity 69% 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 The Citadel.
9
6,947
526
-95%
25.00€
1.25€
2. Valfaris
Similarity 58% Set in a far corner of space, Valfaris is a heavy metal infused 2D action-platformer and the next game from the team behind Unity Awards finalist, Slain: Back From Hell. Brutal combat. Deadly enemies. Stunning pixel art. Savage soundtrack. Get ready to rip the galaxy a new wormhole. Valfaris is a action, indie and gore game developed by Steel Mantis and published by Silver Lining Interactive. Released on October 10th 2019 has received 2,515 reviews of which 2,079 were positive and 436 were negative resulting in a rating of 8.0 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like The Citadel.
8.0
2,079
436
-95%
20.00€
1.00€
3. Outlast 2
Similarity 50% 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 #3 best deal in games like The Citadel.
9.0
50,337
4,779
-94%
30.67€
1.84€
4. The Hong Kong Massacre
Similarity 55% Blast your way through the streets of Hong Kong in a fast-paced, top-down shooter. Inspired by classic action movies, The Hong Kong Massacre places you at the center of a hard-boiled revenge story, filled with brutal, cinematic shootouts and vivid underworld locations. The Hong Kong Massacre is a action, bullet time and violent game developed by VRESKI and published by Untold Tales. Released on January 21st 2019 has received 1,649 reviews of which 1,226 were positive and 423 were negative resulting in a rating of 7.2 out of 10. Currently offered at a significant 93% discount, this title has earned the #4 position in the best deals for games like The Citadel.
7.2
1,226
423
-93%
19.14€
1.34€
5. 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 #5 position in the best deals for games like The Citadel.
6.5
4,844
2,525
-92%
39.50€
3.16€
6. Fobia - St. Dinfna Hotel
Similarity 55% 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 1,922 reviews of which 1,646 were positive and 276 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 Citadel.
8.2
1,646
276
-91%
26.00€
2.34€
7. Hard Reset Extended Edition
Similarity 70% Over-the-top destruction, loads of enemies & a beautifully realized cyberpunk setting. Hard Reset is here to shake up the shooter scene. Try the demo now. Hard Reset Extended Edition is a fps, cyberpunk and action game developed by Flying Wild Hog and published by Good Shepherd Entertainment. Released on July 12th 2012 has received 4,798 reviews of which 3,929 were positive and 869 were negative resulting in a rating of 7.9 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 Citadel.
7.9
3,929
869
-90%
14.99€
1.49€
8. Hotline Miami 2: Wrong Number
Similarity 56% Hotline Miami 2: Wrong Number is the brutal conclusion to the Hotline Miami saga, set against a backdrop of escalating violence and retribution over spilled blood in the original game. Hotline Miami 2: Wrong Number is a great soundtrack, gore and pixel graphics game developed by Dennaton Games and published by Devolver Digital. Released on March 10th 2015 has received 65,806 reviews of which 61,945 were positive and 3,861 were negative resulting in an impressive rating of 9.3 out of 10. Currently offered at a significant 89% discount, this title has earned the #8 position in the best deals for games like The Citadel.
9.3
61,945
3,861
-89%
14.82€
1.63€
9. Viscerafest
Similarity 53% Viscerafest is a Sci-Fi Fantasy Singleplayer Arena FPS with minor Collectathon elements. Fight through hordes of aliens and eldritch monstrosities wielding a slew of powerful weapons, juggling your resources, and exploring over 23 intricately designed hand-crafted levels. Viscerafest is a shooter, female protagonist and boomer shooter game developed by Acid Man Games and Fire Plant Games and published by Fulqrum Publishing. Released on April 14th 2025 has received 575 reviews of which 499 were positive and 76 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 89% discount, this title has earned the #9 position in the best deals for games like The Citadel.
8.1
499
76
-89%
20.00€
2.20€
10. Day of Infamy
Similarity 52% Experience close-quarters battles in iconic WWII settings. Defend the line, storm the beach, torch the enemy, or use a radio to call in fire support. Day of Infamy is a teamwork-oriented shooter that will keep you on your toes and coming back for more with its diverse game modes and authentic arsenal. Day of Infamy is a world war ii, fps and multiplayer game developed and published by New World Interactive. Released on March 23rd 2017 has received 22,064 reviews of which 18,191 were positive and 3,873 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 89% discount, this title has earned the #10 position in the best deals for games like The Citadel.
8.1
18,191
3,873
-89%
12.64€
1.39€
Free games like The Citadel on Steam
Check out this fantastic list of free-to-play games like The Citadel 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 The Citadel.
1. STRAFTAT
Similarity 63% STRAFTAT video game ::::::::::::::::::::: 1v1 ONLINE first person pov SHOOTER ::::::::::::::: quick rounds in 100 MAPS ::::::::::::: Including all WEAPONS and proximity chat STRAFTAT is a action, shooter and fps game developed by Sirius Lemaitre and Leonard Lemaitre and published by Lemaitre Bros. Released on October 24th 2024 has received 6,564 reviews of which 6,334 were positive and 230 were negative resulting in an impressive rating of 9.3 out of 10. With 416 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like The Citadel.
9.3
6,334
230
416
players
2. PAPERHEAD EP.0
Similarity 75% In this cute cardboard world, something went horribly wrong... You wake up in a prison cell. A strange voice calls to you from the depths of dark corridors covered in runic symbols and blood. Reload your trusty shotgun and find out... WHY WOULD CARDBOARD... BLEED? PAPERHEAD EP.0 is a fps, fast-paced and singleplayer game developed by Paperhead te4m and published by HypeTrain Digital. Released on November 14th 2024 has received 1,560 reviews of which 1,455 were positive and 105 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #2 spot among the most played free games like The Citadel.
8.9
1,455
105
46
players
3. Propagation VR
Similarity 52% Combining survival horror and static wave shooting, Propagation VR will get your adrenaline pumping as you try to survive a zombie apocalypse. Armed only with your guns and your fists, fight off terrifying zombies and other multi-species mutants. Will you get out alive? Propagation VR is a vr, action and horror game developed and published by WanadevStudio. Released on September 25th 2020 has received 5,594 reviews of which 5,275 were positive and 319 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 The Citadel.
9.1
5,275
319
15
players
4. Quake II RTX
Similarity 60% Quake II RTX is a cutting-edge, ray-traced reimagining of id software’s old school classic, by NVIDIA’s Lightspeed Studios. Global lighting effects, including realistic reflections, refraction, shadows, ambient occlusion and global illumination are a result of the path-traced simulation of light. Quake II RTX is a free to play, action and fps game developed by Lightspeed Studios™ and published by NVIDIA. Released on June 06th 2019 has received 4,568 reviews of which 3,993 were positive and 575 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #4 spot among the most played free games like The Citadel.
8.5
3,993
575
6
players
5. A.W.O.L.
Similarity 55% A.W.O.L. is a first-person, mil-spec shooter developed using the Build engine (Duke Nukem 3D, Ion Fury). A.W.O.L. is a fps, action and shooter game developed and published by Shotspark Studios. Released on September 15th 2022 has received 1,034 reviews of which 827 were positive and 207 were negative resulting in a rating of 7.6 out of 10. The game currently holds the #5 spot among the most played free games like The Citadel.
7.6
827
207
4
players
6. AQtion
Similarity 59% Get ready for intense, skill-based FPS action with AQtion! Featuring the best of Action Quake 2, enjoy fast-paced combat, realistic weapons, and thrilling multiplayer battles. Dominate the arena now on Steam! AQtion is a free to play, old school and action game developed by AQ2World Team, TNG Team and A-Team (Akimbo) and published by AQ2World Team. Released on June 01st 2022 has received 419 reviews of which 332 were positive and 87 were negative resulting in a rating of 7.5 out of 10. The game currently holds the #6 spot among the most played free games like The Citadel.
7.5
332
87
3
players
7. Dystopia
Similarity 57% 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 #7 spot among the most played free games like The Citadel.
8.1
926
163
2
players
8. CAYNE
Similarity 56% Hadley wakes in a facility. She is 9 months pregnant. They want her baby... CAYNE is the FREE, isometric horror game from the creators of STASIS. CAYNE is a free to play, adventure and horror game developed and published by THE BROTHERHOOD. Released on January 24th 2017 has received 1,821 reviews of which 1,468 were positive and 353 were negative resulting in a rating of 7.7 out of 10. The game currently holds the #8 spot among the most played free games like The Citadel.
7.7
1,468
353
2
players
9. Shadow Warrior Classic (1997)
Similarity 59% Strap on your combat sandals...Lo Wang is coming to the Land of the Rising Sun to turn out the lights. Experience total blood immersion. If you can't touch, kill or drive something...then blow it away! Whether you're wielding shurikens, an Uzi, or a freshly plundered Guardian head...you've got your work cut out for you. Shadow Warrior Classic (1997) is a fps, classic and free to play game developed by 3D Realms and published by Devolver Digital. It has received 1,471 reviews of which 1,366 were positive and 105 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #9 spot among the most played free games like The Citadel.
8.8
1,366
105
1
players
10. Shrine II
Similarity 64% Shrine II is a retro FPS game with a focus on atmosphere and exploration. Explore a nightmarish world and battle great bosses where the surprises never end... Shrine II is a action, fps and shooter game developed by Scumhead and Mengo and published by Scumhead. Released on September 22nd 2020 has received 830 reviews of which 769 were positive and 61 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #10 spot among the most played free games like The Citadel.
8.7
769
61
1
players