Games like Dark Hours on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Dark Hours are available at the bottom of the page.

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Witch It

Witch It is a multiplayer hide & seek game set in a vibrant, magical world. Brave hunters seek hidden witches that curse their villages!

Similarity 56%
Price -80% 4.02€
Rating 8.7
Release 22 Oct 2020

Blood and Bacon

This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

Similarity 56%
Price 0.99€
Rating 9.3
Release 01 Feb 2016

Unfortunate Spacemen

An online multiplayer game about shapeshifting deception and betrayal! As a hapless, brave spaceman employed by The Company you'll work diligently to defend and be rescued from failing outposts, but not everyone around you is who they claim to be...

Similarity 56%
Price Free to play
Rating 8.4
Release 12 Jun 2020

Six Days in Fallujah

NEW! Play solo with an AI fireteam or co-op online. Six Days in Fallujah is an intensely realistic first-person tactical shooter based on true stories from one of this century’s toughest urban battles.

Similarity 56%
Price -49% 19.91€
Rating 8.1
Release 22 Jun 2023

Deceit

Test your instincts at trust and deception in an action-filled, multiplayer first-person shooter. You wake up in unknown surroundings to the sound of the Game Master’s unfamiliar voice, surrounded by five others. A third of your group have been infected with a virus, but who will escape?

Similarity 56%
Price Free to play
Rating 7.8
Release 03 Mar 2017

Don't Starve Together

Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve.

Similarity 56%
Price -73% 3.99€
Rating 9.4
Release 21 Apr 2016

UNLOVED

Based on the community award-winning Doom2 mod with the same name by the same creator, UNLOVED is reimagined in the Unreal Engine 4 to bring forth the unspeakable terror in new ways. Play coop with your friends, increase your skills, mod your weapons and face the horror that this unearthly place holds...

Similarity 56%
Price 3.99€
Rating 7.1
Release 29 Sep 2016

Dead Rising 3 Apocalypse Edition

Explore the zombie-infested city of Los Perdidos, and find a way to escape before a military strike wipes the entire city, and everyone in it, off the map.

Similarity 56%
Price -86% 4.30€
Rating 7.5
Release 05 Sep 2014

Dead Rising 2: Off the Record

You are Frank West – photojournalist and original hero of the Dead Rising Willamette incident – taking center stage experiencing the re-imagined Fortune City outbreak.

Similarity 56%
Price -75% 4.99€
Rating 7.5
Release 11 Oct 2011

Notes of Soul

The gleaning club is an immersive game experience hall, where you can participate in the script arranged according to the story by role playing. Or learn folk knowledge and taste strange culture, or realize the sad but warm past of the protagonist of the story.

Similarity 55%
Price 24.99€
Rating 7.6
Release 17 Jan 2019

FURRY BACKROOMS

FURRY BACKROOMS is a cooperative game for a group of 1-8 players that combines the best ideas from the BACKROOMS and FURRY universes. Single mode is also available. You have to survive and find a way out before the FURRY catches up with you. Updates and various interesting things await you...

Similarity 55%
Price 2.99€
Rating 6.8
Release 25 Mar 2024

MISTERY

A multiplayer game of survival and social deduction. You work with others to collect materials, survive the dangers, and complete tasks. Beware of monsters, but more of the alternates disguising as your teammates. They can change into supernatural monsters and attack you at any time.

Similarity 55%
Price -30% 8.39€
Rating 6.7
Release 20 Jan 2025

Escape the Backrooms

Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse through eerie backrooms levels while avoiding entities and other danger to try and escape. Free content updates with new levels and game modes keep the community rewarded.

Similarity 55%
Price -7% 7.59€
Rating 9.0
Release 11 Aug 2022

Fear Therapy

Fear Therapy, is a multiplayer(1-4) and single player psychological horror game.Try to complete the quests and leave the horror house before it is too late! Satan getting angrier every second and nothing holding it back.

Similarity 55%
Price 3.99€
Rating 6.6
Release 24 Dec 2021

Ghost Exorcism INC.

Ghost Exorcism INC is a horror game where you can play alone, or in a team of up to 6 exorcists. Your mission will be to identify paranormal entities, and then exorcise them.

Similarity 55%
Price 11.79€
Rating 7.4
Release 15 Jul 2021

Grounded

The world is a vast, beautiful and dangerous place – especially when you have been shrunk to the size of an ant. Can you thrive alongside the hordes of giant insects, fighting to survive the perils of the backyard?

Similarity 55%
Price -50% 19.99€
Rating 8.8
Release 27 Sep 2022

Phasmophobia

Phasmophobia is a 4 player online co-op psychological horror. Paranormal activity is on the rise and it’s up to you and your team to use all the ghost-hunting equipment at your disposal in order to gather as much evidence as you can.

Similarity 55%
Price 19.50€
Rating 9.5
Release 18 Sep 2020

Emissary Zero

Co-op horror (1-4 players). You are sent to explore a mysterious building at night. Find the Moon and try to return alive.

Similarity 54%
Price 8.79€
Rating 7.6
Release 28 Mar 2025

Chained in the Backrooms

Chained in the Backrooms is a 1-4 player co-op, mission-based horror game. Trapped in a blurry subconscious and chained together, toy bears must solve puzzles, complete challenging missions, and survive against creatures trying to destroy them.

Similarity 54%
Price 2.99€
Rating 6.3
Release 13 Feb 2025

CASE: Online - Unofficial Fan Game

CASE: Online – An Unofficial Fan Game inspired by CASE 2: Animatronics Survival. Recapture the excitement of 2018’s multiplayer mode with up to 8 players, taking on roles as either animatronics or survivors!

Similarity 54%
Price Free to play
Rating 6.6
Release 09 Apr 2024

Labyrinthine

A co-op horror game like no other... Play with 1-8 players online as you solve puzzles, collect items and run from the horrors that lie within. Follow in the footsteps of Joan in the story mode or tackle procedurally generated maps that scale with your level and bring a fresh experience each game..

Similarity 54%
Price -11% 7.99€
Rating 8.3
Release 18 Aug 2023

Depth

Play as a shark or a diver in a dark aquatic world and overcome your enemies by employing cunning, teamwork, and stealth. Depth blends tension and visceral action as you team up against AI or be matched with other players in heart pounding combat.

Similarity 54%
Price 16.99€
Rating 8.6
Release 03 Nov 2014

Unpossess: Exorcism Simulator

Unpossess is a 1-4 co-op exorcism simulator game set in the early 1900s. Players take on the role of exorcists responsible for addressing cases of human possession.

Similarity 54%
Price 13.79€
Rating 7.1
Release 21 Mar 2025

White Noise Online

A fully cooperative horror experience like never before! On White Noise Online, a team of up to 4 investigators has to explore an area looking for clues, while avoiding being devoured by a supernatural creature. Will you be able to uncover the truth behind the mysterious events?

Similarity 54%
Price 4.99€
Rating 6.4
Release 22 May 2014

Most played games like Dark Hours on Steam

Take a look at the top games like Dark Hours that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.

1. R.E.P.O.

Similarity 53% An online co-op horror game with up to 6 players. Locate valuable, fully physics-based objects and handle them with care as you retrieve and extract to satisfy your creator's desires. R.E.P.O. is a horror, online co-op and comedy game developed and published by semiwork. Released on February 26th 2025 has received 141,665 reviews of which 136,708 were positive and 4,957 were negative resulting in an impressive rating of 9.5 out of 10. The game has hit the top spot as the #1 most played game like Dark Hours, thanks to its 56,367 peak concurrent players over the last day.
9.5
136,708
4,957

56,367
players

2. Dead by Daylight

Similarity 60% Trapped forever in a realm of eldritch evil where even death is not an escape, four determined Survivors face a bloodthirsty Killer in a vicious game of nerve and wits. Pick a side and step into a world of tension and terror with horror gaming's best asymmetrical multiplayer. Dead by Daylight is a horror, multiplayer and survival horror game developed and published by Behaviour Interactive Inc.. Released on June 14th 2016 has received 790,041 reviews of which 624,264 were positive and 165,777 were negative resulting in a rating of 7.9 out of 10. While seeing 28,299 players online at once in the last 24 hours, this game is currently ranked #2 among games like Dark Hours based on player count.
7.9
624,264
165,777

28,299
players

3. Phasmophobia

Similarity 55% Phasmophobia is a 4 player online co-op psychological horror. Paranormal activity is on the rise and it’s up to you and your team to use all the ghost-hunting equipment at your disposal in order to gather as much evidence as you can. Phasmophobia is a horror, online co-op and multiplayer game developed and published by Kinetic Games. Released on September 18th 2020 has received 764,580 reviews of which 732,704 were positive and 31,876 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 10,655 players online at once in the last 24 hours, this game is currently ranked #3 among games like Dark Hours based on player count.
9.5
732,704
31,876

10,655
players

4. Don't Starve Together

Similarity 56% Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve. Don't Starve Together is a survival, open world survival craft and multiplayer game developed and published by Klei Entertainment. Released on April 21st 2016 has received 495,991 reviews of which 472,630 were positive and 23,361 were negative resulting in an impressive rating of 9.4 out of 10. With 8,803 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Dark Hours.
9.4
472,630
23,361

8,803
players

5. Sons Of The Forest

Similarity 51% Sent to find a missing billionaire on a remote island, you find yourself in a cannibal-infested hellscape. Craft, build, and struggle to survive, alone or with friends, in this terrifying new open-world survival horror simulator. Sons Of The Forest is a survival, open world and multiplayer game developed by Endnight Games Ltd and published by Newnight . Released on February 22nd 2024 has received 250,834 reviews of which 220,004 were positive and 30,830 were negative resulting in a rating of 8.7 out of 10. With 5,388 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Dark Hours.
8.7
220,004
30,830

5,388
players

6. The Outlast Trials

Similarity 52% Red Barrels invites you to experience mind-numbing terror, this time with friends. Whether you go through the trials alone or in teams, if you survive long enough and complete the therapy, Murkoff will happily let you leave… but will you be the same? The Outlast Trials is a horror, multiplayer and co-op game developed and published by Red Barrels. Released on March 05th 2024 has received 65,567 reviews of which 61,275 were positive and 4,292 were negative resulting in an impressive rating of 9.2 out of 10. With 4,004 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Dark Hours.
9.2
61,275
4,292

4,004
players

7. Grounded

Similarity 55% The world is a vast, beautiful and dangerous place – especially when you have been shrunk to the size of an ant. Can you thrive alongside the hordes of giant insects, fighting to survive the perils of the backyard? Grounded is a survival, multiplayer and co-op game developed by Obsidian Entertainment and published by Xbox Game Studios. Released on September 27th 2022 has received 83,091 reviews of which 74,205 were positive and 8,886 were negative resulting in a rating of 8.8 out of 10. With 3,615 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Dark Hours.
8.8
74,205
8,886

3,615
players

8. Lethal Company

Similarity 62% A co-op horror about scavenging at abandoned moons to sell scrap to the Company. Lethal Company is a online co-op, horror and first-person game developed and published by Zeekerss. Released on October 23rd 2023 has received 485,075 reviews of which 471,550 were positive and 13,525 were negative resulting in an impressive rating of 9.6 out of 10. With 2,627 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Dark Hours.
9.6
471,550
13,525

2,627
players

9. SCP: Secret Laboratory

Similarity 53% 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 212,134 reviews of which 194,042 were positive and 18,092 were negative resulting in an impressive rating of 9.0 out of 10. With 2,310 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Dark Hours.
9.0
194,042
18,092

2,310
players

10. Aliens: Fireteam Elite

Similarity 50% Aliens: Fireteam Elite is a cooperative third-person survival game set in the iconic Alien Universe. Battle through hordes of different types of Xenomorph, customize your character and gear, and level-up as you try to contain this ever-growing threat. Aliens: Fireteam Elite is a co-op, shooter and aliens game developed by Cold Iron Studios and published by Cold Iron Studios and Focus Entertainment. Released on August 23rd 2021 has received 24,088 reviews of which 19,247 were positive and 4,841 were negative resulting in a rating of 7.9 out of 10. With 973 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Dark Hours.
7.9
19,247
4,841

973
players

Best deals on games like Dark Hours on Steam

Discover fantastic savings with the best discounts on a variety of games like Dark Hours available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Dark Hours.

1. Killing Floor 2

Similarity 59% In KILLING FLOOR 2, players descend into continental Europe after it has been overrun by horrific, murderous clones called Zeds that were created by rogue elements of the Horzine Corporation. 6-player Co-Op & 12-player VS Zed-slaughtering mayhem. Killing Floor 2 is a zombies, multiplayer and online co-op game developed and published by Tripwire Interactive. Released on November 18th 2016 has received 126,532 reviews of which 111,048 were positive and 15,484 were negative resulting in a rating of 8.7 out of 10. Featuring a massive 92% discount, this game currently holds the #1 spot in the best deals for games like Dark Hours.
8.7
111,048
15,484

-92% 29.13€ 2.33€

2. The Blackout Club

Similarity 68% The Blackout Club is a first-person co-op horror game centered around a group of teenage friends investigating a monstrous secret beneath the skin of their small town. 1-4 players explore procedurally-generated missions against a fearsome enemy you can only see with your eyes closed. The Blackout Club is a horror, co-op and indie game developed and published by Question. Released on July 29th 2019 has received 2,830 reviews of which 2,203 were positive and 627 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 Dark Hours.
7.5
2,203
627

-92% 30.00€ 2.40€

3. Distrust: Polar Survival

Similarity 57% DISTRUST is an isometric survival adventure with procedural generation on an Arctic research station lost in the endless dark of a polar night. A story-rich fiction with multiple endings that suits both singleplayer fans and co-op enthusiasts. Distrust: Polar Survival is a survival, multiplayer and isometric game developed by Cheerdealers and published by Alawar. Released on August 23rd 2017 has received 2,409 reviews of which 1,733 were positive and 676 were negative resulting in a rating of 7.0 out of 10. Thanks to its incredible 90% discount, this game is now the #3 best deal in games like Dark Hours.
7.0
1,733
676

-90% 12.79€ 1.27€

4. Dead Rising 3 Apocalypse Edition

Similarity 56% Explore the zombie-infested city of Los Perdidos, and find a way to escape before a military strike wipes the entire city, and everyone in it, off the map. Dead Rising 3 Apocalypse Edition is a zombies, open world and action game developed by Capcom Game Studio Vancouver and published by Capcom. Released on September 05th 2014 has received 18,925 reviews of which 14,496 were positive and 4,429 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 86% discount, this title has earned the #4 position in the best deals for games like Dark Hours.
7.5
14,496
4,429

-86% 30.71€ 4.30€

5. FOREWARNED

Similarity 59% FOREWARNED is a 1-4 player co-op survival horror. Delve deep into ancient Egyptian ruins with your team of fellow archaeologists. Investigate phenomena, collect treasure, discover lore, survive danger, and banish the evil that lurks within. FOREWARNED is a horror, online co-op and survival horror game developed and published by Dreambyte Games. Released on April 25th 2024 has received 6,384 reviews of which 5,802 were positive and 582 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 85% discount, this title has earned the #5 position in the best deals for games like Dark Hours.
8.8
5,802
582

-85% 10.67€ 1.60€

6. Aliens vs. Predator™

Similarity 50% Survive, hunt and prey in the deadly jungles and swamps in distinctly new and thrilling first person gameplay. Aliens vs. Predator™ is a action, fps and aliens game developed by Rebellion and published by SEGA. Released on February 16th 2010 has received 19,741 reviews of which 17,969 were positive and 1,772 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 80% discount, this title has earned the #6 position in the best deals for games like Dark Hours.
8.9
17,969
1,772

-80% 14.99€ 2.99€

7. Witch It

Similarity 56% Witch It is a multiplayer hide & seek game set in a vibrant, magical world. Brave hunters seek hidden witches that curse their villages! Witch It is a multiplayer, funny and casual game developed and published by Barrel Roll Games. Released on October 22nd 2020 has received 19,229 reviews of which 17,092 were positive and 2,137 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 80% discount, this title has earned the #7 position in the best deals for games like Dark Hours.
8.7
17,092
2,137

-80% 20.10€ 4.02€

8. Aliens: Fireteam Elite

Similarity 50% Aliens: Fireteam Elite is a cooperative third-person survival game set in the iconic Alien Universe. Battle through hordes of different types of Xenomorph, customize your character and gear, and level-up as you try to contain this ever-growing threat. Aliens: Fireteam Elite is a co-op, shooter and aliens game developed by Cold Iron Studios and published by Cold Iron Studios and Focus Entertainment. Released on August 23rd 2021 has received 24,088 reviews of which 19,247 were positive and 4,841 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 80% discount, this title has earned the #8 position in the best deals for games like Dark Hours.
7.9
19,247
4,841

-80% 29.99€ 5.99€

9. Dead Rising 3 Apocalypse Edition

Similarity 56% Explore the zombie-infested city of Los Perdidos, and find a way to escape before a military strike wipes the entire city, and everyone in it, off the map. Dead Rising 3 Apocalypse Edition is a game developed and published by . Released on September 05th 2014 has received 18,925 reviews of which 14,496 were positive and 4,429 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 86% discount, this title has earned the #9 position in the best deals for games like Dark Hours.
7.5
14,496
4,429

-86% 30.71€ 4.30€

10. We Happy Few

Similarity 50% From the independent studio that brought you Contrast, We Happy Few is an action/adventure game set in a drug-fuelled, retrofuturistic city in an alternative 1960s England. Hide, fight and conform your way out of this delusional, Joy-obsessed world. We Happy Few is a adventure, open world and action game developed by Compulsion Games and published by Gearbox Publishing. Released on August 10th 2018 has received 13,236 reviews of which 10,150 were positive and 3,086 were negative resulting in a rating of 7.5 out of 10. Currently offered at a significant 80% discount, this title has earned the #10 position in the best deals for games like Dark Hours.
7.5
10,150
3,086

-80% 59.99€ 11.99€

Free games like Dark Hours on Steam

Check out this fantastic list of free-to-play games like Dark Hours you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Dark Hours.

1. SCP: Secret Laboratory

Similarity 53% 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 212,134 reviews of which 194,042 were positive and 18,092 were negative resulting in an impressive rating of 9.0 out of 10. With 2,310 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Dark Hours.
9.0
194,042
18,092

2,310
players

2. Stay Out

Similarity 51% Stay Out - is a MMORPG with shooter elements, based on spirit of “stalking” - an urban exploration, searching and exploring mysterious, abandoned and forgotten by humanity pieces of our planet. Stay Out is a free to play, survival and multiplayer game developed and published by MOBITECH LLC. Released on November 27th 2019 has received 25,334 reviews of which 16,483 were positive and 8,851 were negative resulting in a rating of 6.4 out of 10. Thanks to its free to play tag and a daily player base of 589, this game has secured the #2 spot in the ranking of free games like Dark Hours.
6.4
16,483
8,851

589
players

3. Cry of Fear

Similarity 53% 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 73,466 reviews of which 65,020 were positive and 8,446 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 275, this game has secured the #3 spot in the ranking of free games like Dark Hours.
8.7
65,020
8,446

275
players

4. Counter-Strike Nexon

Similarity 51% 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 42,618 reviews of which 28,330 were positive and 14,288 were negative resulting in a rating of 6.6 out of 10. Attracting a solid base of 219 players due to its free access, this strategy game has achieved the #4 position in the best free games like Dark Hours.
6.6
28,330
14,288

219
players

5. Deceit

Similarity 56% Test your instincts at trust and deception in an action-filled, multiplayer first-person shooter. You wake up in unknown surroundings to the sound of the Game Master’s unfamiliar voice, surrounded by five others. A third of your group have been infected with a virus, but who will escape? Deceit is a pvp, multiplayer and horror game developed and published by World Makers. Released on March 03rd 2017 has received 93,021 reviews of which 73,623 were positive and 19,398 were negative resulting in a rating of 7.8 out of 10. Attracting a solid base of 215 players due to its free access, this strategy game has achieved the #5 position in the best free games like Dark Hours.
7.8
73,623
19,398

215
players

6. PROJECT: PLAYTIME

Similarity 60% PROJECT: PLAYTIME is a Free-to-Play multiplayer horror game where six players attempt to create one giant toy while surviving a terrifying monster that roams the toy factory. A seventh player controls the monster and is given only one goal: Find and kill everyone. PROJECT: PLAYTIME is a multiplayer, horror and survival horror game developed and published by Mob Entertainment. Released on December 12th 2022 has received 49,775 reviews of which 39,087 were positive and 10,688 were negative resulting in a rating of 7.7 out of 10. Attracting a solid base of 178 players due to its free access, this strategy game has achieved the #6 position in the best free games like Dark Hours.
7.7
39,087
10,688

178
players

7. Fear Surrounds

Similarity 51% Fear Surrounds is a horror-tinged take on the werewolf-style social subterfuge genre, where two evil spirits hide within a group of players and attempt to sabotage and murder them. Fear Surrounds is a multiplayer, horror and online co-op game developed by SaltyEgg Studio and published by Yooreka Studio. Released on October 19th 2021 has received 10,739 reviews of which 9,263 were positive and 1,476 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #7 spot among the most played free games like Dark Hours.
8.4
9,263
1,476

36
players

8. Zombie Panic! Source

Similarity 57% Dive into the zombie apocalypse with Zombie Panic! Source: a cooperative, survival-horror first-person-shooter. A fast-paced standalone modification. Zombie Panic! Source is a free to play, zombies and multiplayer game developed and published by Zombie Panic! Team. Released on October 03rd 2008 has received 7,717 reviews of which 6,533 were positive and 1,184 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #8 spot among the most played free games like Dark Hours.
8.2
6,533
1,184

19
players

9. Unfortunate Spacemen

Similarity 56% An online multiplayer game about shapeshifting deception and betrayal! As a hapless, brave spaceman employed by The Company you'll work diligently to defend and be rescued from failing outposts, but not everyone around you is who they claim to be... Unfortunate Spacemen is a survival horror, investigation and co-op game developed by Geoff 'Zag' Keene and Deep Field Games and published by Deep Field Games and New Blood Interactive . Released on June 12th 2020 has received 7,482 reviews of which 6,457 were positive and 1,025 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #9 spot among the most played free games like Dark Hours.
8.4
6,457
1,025

11
players

10. CHKN

Similarity 52% Behold, the miracle of life… packed into cubes! Create fantastic creatures in an open-world sandbox game like no other. Explore, craft, and survive—all with the help of your very own creations. CHKN is a sandbox, adventure and open world game developed and published by Katapult. Released on April 01st 2016 has received 1,643 reviews of which 1,310 were positive and 333 were negative resulting in a rating of 7.7 out of 10. The game currently holds the #10 spot among the most played free games like Dark Hours.
7.7
1,310
333

6
players