Games like Serious Sam: Siberian Mayhem on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Serious Sam: Siberian Mayhem are available at the bottom of the page.

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KINGDOM of the DEAD

Immerse yourself in a dreadful hand-drawn horror world and push Death’s armies back to the underworld!

Similarity 57%
Price -45% 8.25€
Rating 7.4
Release 10 Feb 2022

ROG CITADEL XV

ROG Citadel XV is a single-player, free to play FPS, combined with cutting-edge ROG product display. Dive into the new chapter to experience the story and challenges in this flying fortress.

Similarity 57%
Price Free to play
Rating 6.7
Release 12 Jan 2021

Golden Light

Eat weapons, be scared and question your own mind in this Survival-Horror FPS Prop Hunt Roguelike about meat. Walls are watching you!

Similarity 57%
Price -68% 6.37€
Rating 8.3
Release 11 Mar 2022

WRATH: Aeon of Ruin

Blast, slice and shred through your enemies in this hardcore FPS inspired by the icons of the '90s, powered by the legendary Quake-1 Tech. Taking place in a realm left to rot, take up arms, unearth long-forgotten secrets and hunt down the Guardians of the Old World.

Similarity 57%
Price -90% 2.55€
Rating 7.2
Release 27 Feb 2024

DOOM Eternal

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.

Similarity 57%
Price 39.99€
Rating 9.0
Release 19 Mar 2020

This Strange Realm Of Mine

This Strange Realm Of Mine is a First Person Shooter mixed with poetry and psychological horror. Graphic style is 3D mixed with pixel art.

Similarity 57%
Price 9.75€
Rating 7.8
Release 19 Jul 2017

DUSK

Battle through an onslaught of mystical backwater cultists, possessed militants & even darker forces as you attempt to discover just what lurks beneath the Earth in this retro FPS inspired by the '90s legends.

Similarity 57%
Price -83% 3.41€
Rating 9.5
Release 10 Dec 2018

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.

Similarity 57%
Price 1.99€
Rating 6.4
Release 31 Jul 2015

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.

Similarity 57%
Price 9.75€
Rating 6.8
Release 13 Mar 2017

Strife: Veteran Edition

Hailed as the original FPS-RPG game that spawned countless imitators, Strife: Veteran Edition is a love letter to the classic from 1996.

Similarity 57%
Price 9.99€
Rating 8.4
Release 12 Dec 2014

Realms of the Haunting

Forged in the Beginning and protected by the Seven Seals, there lies a place where thought and creation intertwine. The center for all realms of existence, it is the balancing force between good and evil, man and spirit. A focal point for all energies, and the one element that has kept the consuming nature of darkness at bay... Until now.

Similarity 57%
Price -29% 2.13€
Rating 7.3
Release 24 Apr 2014

I Am Alive

I Am Alive casts the player as a lone survivor in a believable, dark and insecure post-apocalyptic world.

Similarity 57%
Price 14.99€
Rating 6.6
Release 06 Sep 2012

Call of Cthulhu®: Dark Corners of the Earth

Call of Cthulhu: Dark Corners of the Earth is a first-person horror game that combines intense action and adventure elements.

Similarity 57%
Price 4.99€
Rating 6.6
Release 16 Jun 2009

Quake III Arena

The greatest warriors of all time and space have been summoned to battle for the amusement of an ancient alien race. Wield a variety of guns and power-ups as you fight for glory against ruthless combatants in this fast-paced single-player and multiplayer FPS.

Similarity 57%
Price 14.99€
Rating 9.2
Release 03 Aug 2007

KILLBUG

KILLBUG is a fast-paced, first-person movement shooter set in an endless arena. Slash and shoot your way through hordes of ravenous insects, mastering fluid aerial movement mechanics as you fight for glory on the leaderboards.

Similarity 56%
Price -70% 2.06€
Rating 9.0
Release 03 May 2023

Warhammer 40,000: Battle Sister

Welcome to the grim darkness of the far future! Experience the war-torn universe of Warhammer 40,000 brought into jaw-dropping, visceral reality for the first time in VR. Immerse yourself in a gripping, action-filled story spanning the galaxy.

Similarity 56%
Price 19.99€
Rating 6.6
Release 08 Mar 2022

Wizordum

Wizordum is a retro FPS that puts you in the role of a Mage on a quest to track down the source of Chaos. With a wide arsenal of spells and magic items, battle your way through the world of Terrabruma in this unique blend of classic 90s shooters and modern gaming elements.

Similarity 56%
Price 19.50€
Rating 8.7
Release 29 Nov 2023

Shrine II

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...

Similarity 56%
Price Free to play
Rating 8.7
Release 22 Sep 2020

Project Warlock

Project Warlock is a first-person shooter that fans of Doom, Hexen, and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells, and monsters. Battle through 60 levels of non-stop action, packed with bloodthirsty enemies and challenging bosses.

Similarity 56%
Price 11.00€
Rating 8.4
Release 06 Dec 2018

Transmissions: Element 120

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?

Similarity 56%
Price Free to play
Rating 9.2
Release 16 Jun 2016

Hard Reset Extended Edition

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.

Similarity 56%
Price -90% 1.49€
Rating 7.9
Release 12 Jul 2012

Far Cry®

A tropical paradise seethes with hidden evil in Far Cry®, a cunningly detailed action shooter that pushes the boundaries of combat to shocking new levels. Freelance mariner Jack Carver is cursing the day he ever came to this island.

Similarity 56%
Price -70% 2.99€
Rating 8.0
Release 01 Apr 2008

TRIBES 3: Rivals

TRIBES 3: Rivals is a team-based first person shooter that elevates the genre with jetpacks, skiing, and class-based warfare. Teamwork, tactics, high speed, and intense combat are supreme in this rebirth of the world’s fastest shooter.

Similarity 56%
Price 19.50€
Rating 6.4
Release 12 Mar 2024

Backrooms: Escape Together

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.

Similarity 56%
Price 9.75€
Rating 8.5
Release 18 Oct 2022

Most played games like Serious Sam: Siberian Mayhem on Steam

Take a look at the top games like Serious Sam: Siberian Mayhem that are currently attracting the largest player bases on the Steam platform, as of April 20th 2025.

1. DayZ

Similarity 52% How long can you survive a post-apocalyptic world? A land overrun with an infected "zombie" population, where you compete with other survivors for limited resources. Will you team up with strangers and stay strong together? Or play as a lone wolf to avoid betrayal? This is DayZ – this is your story. DayZ is a survival, open world and online co-op game developed and published by Bohemia Interactive. Released on December 13th 2018 has received 424,833 reviews of which 325,442 were positive and 99,391 were negative resulting in a rating of 7.6 out of 10. The game has hit the top spot as the #1 most played game like Serious Sam: Siberian Mayhem, thanks to its 44,331 peak concurrent players over the last day.
7.6
325,442
99,391

44,331
players

2. FragPunk

Similarity 57% FragPunk is a thrilling 5v5 hero shooter where Shard Cards allow you to break the rules of combat and ensure that no two rounds are ever the same. Get ready to unleash your skills! FragPunk is a fps, free to play and hero shooter game developed and published by Bad Guitar Studio. Released on March 06th 2025 has received 33,468 reviews of which 24,577 were positive and 8,891 were negative resulting in a rating of 7.2 out of 10. While seeing 8,413 players online at once in the last 24 hours, this game is currently ranked #2 among games like Serious Sam: Siberian Mayhem based on player count.
7.2
24,577
8,891

8,413
players

3. Deep Rock Galactic

Similarity 56% Deep Rock Galactic is a 1-4 player co-op FPS featuring badass space Dwarves, 100% destructible environments, procedurally-generated caves, and endless hordes of alien monsters. Deep Rock Galactic is a dwarf, co-op and pve game developed by Ghost Ship Games and published by Coffee Stain Publishing. Released on May 13th 2020 has received 338,542 reviews of which 329,265 were positive and 9,277 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 6,864 players online at once in the last 24 hours, this game is currently ranked #3 among games like Serious Sam: Siberian Mayhem based on player count.
9.6
329,265
9,277

6,864
players

4. STALCRAFT: X

Similarity 52% STALCRAFT: X is the largest open-world online game in the Chernobyl Exclusion Zone. Explore the world full of mutants and anomalies alone or with friends — unforgettable emotions guaranteed. STALCRAFT: X is a free to play, mmorpg and multiplayer game developed and published by EXBO. Released on December 09th 2022 has received 74,560 reviews of which 56,938 were positive and 17,622 were negative resulting in a rating of 7.6 out of 10. With 5,350 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Serious Sam: Siberian Mayhem.
7.6
56,938
17,622

5,350
players

5. Warhammer 40,000: Darktide

Similarity 51% Take back the city of Tertium from hordes of bloodthirsty foes in this intense and brutal action shooter. Warhammer 40,000: Darktide is the new co-op focused experience from the award-winning team behind the Vermintide series. As Tertium falls, Rejects Will Rise. Warhammer 40,000: Darktide is a action-adventure, horror and combat game developed and published by Fatshark. Released on November 30th 2022 has received 111,015 reviews of which 78,530 were positive and 32,485 were negative resulting in a rating of 7.0 out of 10. With 5,260 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Serious Sam: Siberian Mayhem.
7.0
78,530
32,485

5,260
players

6. Halo: The Master Chief Collection

Similarity 60% 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 240,140 reviews of which 221,902 were positive and 18,238 were negative resulting in an impressive rating of 9.1 out of 10. With 4,905 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Serious Sam: Siberian Mayhem.
9.1
221,902
18,238

4,905
players

7. 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 290,406 reviews of which 272,708 were positive and 17,698 were negative resulting in an impressive rating of 9.3 out of 10. With 3,632 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Serious Sam: Siberian Mayhem.
9.3
272,708
17,698

3,632
players

8. SCP: Secret Laboratory

Similarity 59% 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. SCP: Secret Laboratory is a free to play, multiplayer and horror game developed and published by Northwood Studios. Released on December 29th 2017 has received 211,312 reviews of which 193,314 were positive and 17,998 were negative resulting in an impressive rating of 9.0 out of 10. With 3,262 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Serious Sam: Siberian Mayhem.
9.0
193,314
17,998

3,262
players

9. Halo Infinite

Similarity 51% 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 176,290 reviews of which 123,035 were positive and 53,255 were negative resulting in a rating of 6.9 out of 10. With 2,630 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Serious Sam: Siberian Mayhem.
6.9
123,035
53,255

2,630
players

10. 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 242,104 reviews of which 236,300 were positive and 5,804 were negative resulting in an impressive rating of 9.7 out of 10. With 1,774 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Serious Sam: Siberian Mayhem.
9.7
236,300
5,804

1,774
players

Best deals on games like Serious Sam: Siberian Mayhem on Steam

Discover fantastic savings with the best discounts on a variety of games like Serious Sam: Siberian Mayhem available on Steam right now, updated on April 20th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Serious Sam: Siberian Mayhem.

1. My Friendly Neighborhood

Similarity 57% Something scary is happening with everyone's favorite Saturday morning puppet show, The Friendly Neighborhood! Play as Gordon, a repairman sent to get to the bottom of this disturbing dilemma. Fend off puppets and solve puzzles in this survival horror adventure. My Friendly Neighborhood is a singleplayer, survival horror and funny game developed by John Szymanski and Evan Szymanski and published by DreadXP. Released on July 18th 2023 has received 2,716 reviews of which 2,597 were positive and 119 were negative resulting in an impressive rating of 9.1 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Serious Sam: Siberian Mayhem.
9.1
2,597
119

-95% 31.20€ 1.56€

2. Prodeus

Similarity 58% 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 7,436 reviews of which 6,913 were positive and 523 were negative resulting in an impressive rating of 9 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like Serious Sam: Siberian Mayhem.
9
6,913
523

-95% 25.00€ 1.25€

3. Fashion Police Squad

Similarity 65% Even at this moment, our fashionable city is under assault. Baggy pants, dull suits, sightings of socks with sandals. A message needs to be sent, and it needs to be sent in style... Time to serve some good ol' Fashion Justice! Fashion Police Squad is a boomer shooter, fps and arena shooter game developed by Mopeful Games and published by No More Robots. Released on August 15th 2022 has received 1,356 reviews of which 1,196 were positive and 160 were negative resulting in a rating of 8.4 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Serious Sam: Siberian Mayhem.
8.4
1,196
160

-95% 20.00€ 1.00€

4. INDUSTRIA

Similarity 55% 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 3,188 reviews of which 2,265 were positive and 923 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 95% discount, this title has earned the #4 position in the best deals for games like Serious Sam: Siberian Mayhem.
6.9
2,265
923

-95% 20.00€ 1.00€

5. Hunting Simulator 2

Similarity 52% With your hunting dog by your side, explore the Texan desert and forests of Colorado and Europe as you track down 33 animal species. Choose your gear from over 160 official weapons, accessories and clothing items (including Browning, Winchester and Bushnell). Hunting Simulator 2 is a action, hunting and adventure game developed by Nacon Studio Ghent and published by Nacon. Released on July 16th 2020 has received 855 reviews of which 573 were positive and 282 were negative resulting in a rating of 6.5 out of 10. Currently offered at a significant 94% discount, this title has earned the #5 position in the best deals for games like Serious Sam: Siberian Mayhem.
6.5
573
282

-94% 43.00€ 2.58€

6. Shadow Warrior

Similarity 52% Shadow Warrior is a bold reimagining of the classic 3D Realms’ shooter from independent developer Flying Wild Hog (Hard Reset) starring the legendary and quick-witted warrior Lo Wang. Shadow Warrior is a action, fps and swordplay game developed by Flying Wild Hog and published by Devolver Digital. Released on September 26th 2013 has received 26,069 reviews of which 24,000 were positive and 2,069 were negative resulting in an impressive rating of 9.0 out of 10. Currently offered at a significant 93% discount, this title has earned the #6 position in the best deals for games like Serious Sam: Siberian Mayhem.
9.0
24,000
2,069

-93% 28.00€ 1.96€

7. SPRAWL

Similarity 61% SPRAWL is a hardcore retro FPS set in an endless cyberpunk megalopolis. Escape the walled city and take on the militarized government of the sprawl. Fueled by the blood of your enemies and a mysterious voice in your head, make your way towards the spire to topple whatever lays within. SPRAWL is a controller, sci-fi and combat game developed by MAETH and published by Rogue Games and Inc.. Released on August 23rd 2023 has received 1,950 reviews of which 1,712 were positive and 238 were negative resulting in a rating of 8.4 out of 10. Currently offered at a significant 93% discount, this title has earned the #7 position in the best deals for games like Serious Sam: Siberian Mayhem.
8.4
1,712
238

-93% 15.14€ 1.06€

8. Borderlands: The Pre-Sequel

Similarity 54% Launch into the Borderlands universe and shoot ‘n’ loot your way through a brand new adventure that rockets you onto Pandora’s moon in Borderlands: The Pre-Sequel! Borderlands: The Pre-Sequel is a looter shooter, co-op and fps game developed by 2K Australia, Gearbox Software and Aspyr (Linux) and published by Aspyr (Linux) and 2K. Released on October 16th 2014 has received 41,144 reviews of which 33,531 were positive and 7,613 were negative resulting in a rating of 8.0 out of 10. Currently offered at a significant 93% discount, this title has earned the #8 position in the best deals for games like Serious Sam: Siberian Mayhem.
8.0
33,531
7,613

-93% 41.86€ 2.93€

9. F.E.A.R. 3

Similarity 60% F.E.A.R. 3 delivers all the hallmarks that define the F.E.A.R. brand: terrifying paranormal experience, frenetic combat and a dramatic storyline. F.E.A.R. 3 is a fps, horror and co-op game developed by Day 1 Studios and published by Warner Bros. Interactive Entertainment. Released on June 21st 2011 has received 12,640 reviews of which 9,005 were positive and 3,635 were negative resulting in a rating of 7 out of 10. Currently offered at a significant 93% discount, this title has earned the #9 position in the best deals for games like Serious Sam: Siberian Mayhem.
7
9,005
3,635

-93% 19.71€ 1.38€

10. Metro: Last Light Redux

Similarity 55% It is the year 2034. Beneath the ruins of post-apocalyptic Moscow, in the tunnels of the Metro, the remnants of mankind are besieged by deadly threats from outside – and within. Mutants stalk the catacombs beneath the desolate surface, and hunt amidst the poisoned skies above. Metro: Last Light Redux is a post-apocalyptic, fps and atmospheric game developed by 4A Games and published by Deep Silver. Released on August 27th 2014 has received 68,992 reviews of which 62,486 were positive and 6,506 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 92% discount, this title has earned the #10 position in the best deals for games like Serious Sam: Siberian Mayhem.
8.9
62,486
6,506

-92% 19.75€ 1.58€

Free games like Serious Sam: Siberian Mayhem on Steam

Check out this fantastic list of free-to-play games like Serious Sam: Siberian Mayhem you can enjoy on Steam right now, updated on April 20th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Serious Sam: Siberian Mayhem.

1. FragPunk

Similarity 57% FragPunk is a thrilling 5v5 hero shooter where Shard Cards allow you to break the rules of combat and ensure that no two rounds are ever the same. Get ready to unleash your skills! FragPunk is a fps, free to play and hero shooter game developed and published by Bad Guitar Studio. Released on March 06th 2025 has received 33,468 reviews of which 24,577 were positive and 8,891 were negative resulting in a rating of 7.2 out of 10. With 8,413 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Serious Sam: Siberian Mayhem.
7.2
24,577
8,891

8,413
players

2. STALCRAFT: X

Similarity 52% STALCRAFT: X is the largest open-world online game in the Chernobyl Exclusion Zone. Explore the world full of mutants and anomalies alone or with friends — unforgettable emotions guaranteed. STALCRAFT: X is a free to play, mmorpg and multiplayer game developed and published by EXBO. Released on December 09th 2022 has received 74,560 reviews of which 56,938 were positive and 17,622 were negative resulting in a rating of 7.6 out of 10. Thanks to its free to play tag and a daily player base of 5,350, this game has secured the #2 spot in the ranking of free games like Serious Sam: Siberian Mayhem.
7.6
56,938
17,622

5,350
players

3. SCP: Secret Laboratory

Similarity 59% 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. SCP: Secret Laboratory is a free to play, multiplayer and horror game developed and published by Northwood Studios. Released on December 29th 2017 has received 211,312 reviews of which 193,314 were positive and 17,998 were negative resulting in an impressive rating of 9.0 out of 10. Thanks to its free to play tag and a daily player base of 3,262, this game has secured the #3 spot in the ranking of free games like Serious Sam: Siberian Mayhem.
9.0
193,314
17,998

3,262
players

4. Halo Infinite

Similarity 51% 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 176,290 reviews of which 123,035 were positive and 53,255 were negative resulting in a rating of 6.9 out of 10. Attracting a solid base of 2,630 players due to its free access, this strategy game has achieved the #4 position in the best free games like Serious Sam: Siberian Mayhem.
6.9
123,035
53,255

2,630
players

5. No More Room in Hell

Similarity 52% 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. No More Room in Hell is a free to play, zombies and multiplayer game developed by No More Room in Hell Team and published by Lever Games. Released on October 31st 2013 has received 73,900 reviews of which 66,431 were positive and 7,469 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 465 players due to its free access, this strategy game has achieved the #5 position in the best free games like Serious Sam: Siberian Mayhem.
8.9
66,431
7,469

465
players

6. Cry of Fear

Similarity 55% 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. Cry of Fear is a horror, free to play and multiplayer game developed and published by Team Psykskallar. Released on April 25th 2013 has received 73,301 reviews of which 64,872 were positive and 8,429 were negative resulting in a rating of 8.7 out of 10. Attracting a solid base of 456 players due to its free access, this strategy game has achieved the #6 position in the best free games like Serious Sam: Siberian Mayhem.
8.7
64,872
8,429

456
players

7. Counter-Strike Nexon

Similarity 54% 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! Counter-Strike Nexon is a free to play, fps and zombies game developed by Valve and NEXON and published by NEXON. Released on October 07th 2014 has received 42,600 reviews of which 28,314 were positive and 14,286 were negative resulting in a rating of 6.6 out of 10. Attracting a solid base of 283 players due to its free access, this strategy game has achieved the #7 position in the best free games like Serious Sam: Siberian Mayhem.
6.6
28,314
14,286

283
players

8. Classic Marathon

Similarity 60% From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community. Classic Marathon is a fps, shooter and pvp game developed and published by Aleph One Developers. Released on May 10th 2024 has received 853 reviews of which 787 were positive and 66 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #8 spot among the most played free games like Serious Sam: Siberian Mayhem.
8.7
787
66

100
players

9. Garten of Banban 0

Similarity 53% Explore the origins of the mysterious Banban’s Kindergarten. Survive the dark past of the establishment. Try to make some friends. Uncover the truth behind the place, and who you are… Garten of Banban 0 is a horror, singleplayer and first-person game developed and published by Euphoric Brothers. Released on February 21st 2025 has received 2,497 reviews of which 1,810 were positive and 687 were negative resulting in a rating of 7.0 out of 10. The game currently holds the #9 spot among the most played free games like Serious Sam: Siberian Mayhem.
7.0
1,810
687

82
players

10. Knightfall: A Daring Journey

Similarity 52% Two knights, a strong bond, and a long journey. Take up the race for the rose, ride from town to town and take shelter before nightfall by any means necessary! If your bond is strong and your horse drifts well, you can be the recipient of the fabled rose. Luckily you brought guns! Knightfall: A Daring Journey is a indie, racing and horses game developed by and published by landfall. Released on April 01st 2022 has received 7,644 reviews of which 6,822 were positive and 822 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 Serious Sam: Siberian Mayhem.
8.7
6,822
822

68
players