Games like Nuclear Nightmare on Steam

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

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Hellcoming

Hellcoming is a co-op horror survival game for 1-4 players, who need to clean large areas from hellish abomination with the help of special tools.

Similarity 61%
Price 3.99€
Rating 7.5
Release 06 Dec 2021

Subnautica: Below Zero

Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.

Similarity 61%
Price 29.99€
Rating 8.9
Release 13 May 2021

Dead by Daylight

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.

Similarity 61%
Price -60% 7.90€
Rating 7.9
Release 14 Jun 2016

Subnautica

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.

Similarity 61%
Price -30% 21.02€
Rating 9.6
Release 23 Jan 2018

Eronoctosis: Put Yourself Together

A 2-Player Networked Horror Co-Op game. Explore the deepest recesses of your mind to put yourself back together. Work together to defend yourself from its denizens.

Similarity 61%
Price Free to play
Rating 8.7
Release 10 Oct 2021

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 61%
Price -73% 3.99€
Rating 9.4
Release 21 Apr 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 61%
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 61%
Price -75% 4.99€
Rating 7.5
Release 11 Oct 2011

Deadly Broadcast

Deadly Broadcast is a co-op horror and survival game that can be played with 1-4 players. As a Famous Streamer, you have to stay alive, but at the same time you should stream the paranormal events in the cursed places to gather more donations and more viewers. Don’t die! Don’t cut the Broadcast!

Similarity 60%
Price 4.99€
Rating 6.5
Release 02 Feb 2023

Backrooms Society

Backrooms Society is a 1-8 player co-op horror game. Make your way through unique levels of the backrooms while trying to survive and avoid mysterious entities. Scavenge each level for gear and resources, bring it back to The Hub where you can sell valuables and buy/craft new gear.

Similarity 60%
Price 6.89€
Rating 7.3
Release 19 Jun 2023

Fungiman

Just a game about a friendly fungus. There's nothing wrong, is there?

Similarity 60%
Price Free to play
Rating 8.4
Release 30 Jun 2022

Choo-Choo Charles

Navigate an open-world island in an old train, upgrade it over time, and use it to fight an evil spider train named Charles.

Similarity 60%
Price 19.50€
Rating 8.9
Release 09 Dec 2022

SCP: Fragmented Minds

You arrive at Mars Site-113, a decaying monument to the SCP Foundation's ambition—and its failures. Once the most secure facility, now a cradle of horrors calling you to uncover its secrets. Face relentless anomalies, humanity's darkest truths, and a mission that demands survival above all else.

Similarity 60%
Price -52% 4.53€
Rating 8.7
Release 27 Jan 2025

The Beast Inside

The Beast Inside is a unique, gripping twist on thriller and survival horror. Immerse in the story of long-buried secrets, personal tragedies, and madness. Play as two protagonists bounded by dark heritage. Combat the enemies, solve riddles and experience real terror in the 3D-scanned environment.

Similarity 60%
Price -90% 2.45€
Rating 8.1
Release 17 Oct 2019

The Land of Pain

The Land of Pain is a Lovecraftian horror adventure. After something strange appears in the woods, you'll have to learn how to survive as you fend off a dark and disturbing evil. Flee from an unrelenting enemy, solve puzzles, and unravel the ancient mystery that's befallen this land.

Similarity 60%
Price 11.99€
Rating 7.1
Release 13 Sep 2017

Metro Exodus

Flee the shattered ruins of the Moscow Metro and embark on an epic, continent-spanning journey across the post-apocalyptic Russian wilderness. Explore vast, non-linear levels, lose yourself in an immersive, sandbox survival experience, and follow a thrilling story-line that spans an entire year in the greatest Metro adventure yet.

Similarity 60%
Price 29.99€
Rating 8.9
Release 14 Feb 2020

The Solus Project

The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...

Similarity 60%
Price 18.99€
Rating 7.7
Release 07 Jun 2016

RAGE

Powered by id’s revolutionary id Tech® 5 technology, RAGE is an intense first-person shooter with breakneck vehicle combat, an expansive world to explore, and jaw-dropping graphics!

Similarity 60%
Price -79% 2.09€
Rating 7.6
Release 03 Oct 2011

File Destined

Can this last case of Oliver, all be just a small part of a bigger picture? Gather clues, unravel the mystery behind the case and uncover the truth.

Similarity 60%
Price 3.99€
Rating 8.1
Release 25 Feb 2023

Ghost Exile

Ghost Exile - is a cooperative horror from 1 to 4 players: when hunting for ghosts, you need to determine the type of ghost, carry out a ritual of exorcism and then the ghost can no longer harm anyone. Be careful! Hasty conclusions can lead you to a sad outcome.

Similarity 60%
Price 12.49€
Rating 8.5
Release 07 Jan 2022

Chased by Darkness

Chased by Darkness is a 1-4 players co-op survival horror. Your mission is to face supernatural entities and banish them to the spiritual plane. Explore, fight enemies and don't let the darkness reach you.

Similarity 60%
Price 3.99€
Rating 6.9
Release 01 Jun 2021

Aliens: Fireteam Elite

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.

Similarity 60%
Price -80% 5.99€
Rating 7.9
Release 23 Aug 2021

We Happy Few

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.

Similarity 60%
Price -80% 11.99€
Rating 7.5
Release 10 Aug 2018

SCP: Blackout

A VR/Desktop game where you are a new D-Class personnel in secret SCP Research Site-50 when everything falls apart. Use what you can find as you explore the facility, access logs to learn about the SCP entities in containment, and run for your life from the SCP entities that have escaped.

Similarity 59%
Price Free to play
Rating 6.5
Release 26 Mar 2024

Most played games like Nuclear Nightmare on Steam

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

1. R.E.P.O.

Similarity 54% 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 Nuclear Nightmare, thanks to its 56,367 peak concurrent players over the last day.
9.5
136,708
4,957

56,367
players

2. DayZ

Similarity 64% 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 426,541 reviews of which 326,984 were positive and 99,557 were negative resulting in a rating of 7.6 out of 10. While seeing 31,544 players online at once in the last 24 hours, this game is currently ranked #2 among games like Nuclear Nightmare based on player count.
7.6
326,984
99,557

31,544
players

3. Dead by Daylight

Similarity 61% 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 #3 among games like Nuclear Nightmare based on player count.
7.9
624,264
165,777

28,299
players

4. Left 4 Dead 2

Similarity 52% Set in the zombie apocalypse, Left 4 Dead 2 (L4D2) is the highly anticipated sequel to the award-winning Left 4 Dead, the #1 co-op game of 2008. This co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns. Left 4 Dead 2 is a zombies, co-op and fps game developed and published by Valve. Released on November 16th 2009 has received 955,598 reviews of which 932,058 were positive and 23,540 were negative resulting in an impressive rating of 9.7 out of 10. With 17,964 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Nuclear Nightmare.
9.7
932,058
23,540

17,964
players

5. Forza Horizon 5

Similarity 53% Explore the vibrant open world landscapes of Mexico with limitless, fun driving action in the world’s greatest cars. Forza Horizon 5 is a racing, open world and driving game developed by Playground Games and published by Xbox Game Studios. Released on November 08th 2021 has received 220,098 reviews of which 195,093 were positive and 25,005 were negative resulting in a rating of 8.8 out of 10. With 10,383 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Nuclear Nightmare.
8.8
195,093
25,005

10,383
players

6. Don't Starve Together

Similarity 61% 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 #6 spot among the most played games like Nuclear Nightmare.
9.4
472,630
23,361

8,803
players

7. Hunt: Showdown 1896

Similarity 53% Hunt: Showdown 1896 is a new era of the addictively unforgiving extraction shooter. In corrupted backwaters lost to history, fight back alone – or with friends – against timeless evil. Twisted monsters and other ruthless Hunters stand between you and your Bounty. Risk everything as Hunt consumes you Hunt: Showdown 1896 is a open world, extraction shooter and multiplayer game developed and published by Crytek. Released on August 27th 2019 has received 246,431 reviews of which 180,027 were positive and 66,404 were negative resulting in a rating of 7.3 out of 10. With 8,096 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Nuclear Nightmare.
7.3
180,027
66,404

8,096
players

8. Drive Beyond Horizons

Similarity 57% Rev up your engines and venture into the unknown with Drive Beyond Horizons! Conquer dynamic landscapes, customize your ride, and unearth hidden treasures. Get ready for heart-pounding challenges and endless excitement. Your adventure starts now ! Drive Beyond Horizons is a early access, adventure and action game developed by Drive Beyond Horizons and published by Tacty Studio and Santor Games. Released on March 24th 2025 has received 1,436 reviews of which 1,180 were positive and 256 were negative resulting in a rating of 7.9 out of 10. With 6,507 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Nuclear Nightmare.
7.9
1,180
256

6,507
players

9. Sons Of The Forest

Similarity 64% 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 #9 spot among the most played games like Nuclear Nightmare.
8.7
220,004
30,830

5,388
players

10. The Long Dark

Similarity 51% THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness in the aftermath of a geomagnetic disaster. There are no zombies -- only you, the cold, and all the threats Mother Nature can muster. The Long Dark is a survival, open world survival craft and open world game developed and published by Hinterland Studio Inc.. Released on August 01st 2017 has received 110,202 reviews of which 99,943 were positive and 10,259 were negative resulting in a rating of 9.0 out of 10. With 4,888 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Nuclear Nightmare.
9.0
99,943
10,259

4,888
players

Best deals on games like Nuclear Nightmare on Steam

Discover fantastic savings with the best discounts on a variety of games like Nuclear Nightmare 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 Nuclear Nightmare.

1. My Friendly Neighborhood

Similarity 50% 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 2,725 reviews of which 2,606 were positive and 119 were negative resulting in an impressive rating of 9.1 out of 10. Featuring a massive 96% discount, this game currently holds the #1 spot in the best deals for games like Nuclear Nightmare.
9.1
2,606
119

-96% 32.50€ 1.30€

2. Maid of Sker

Similarity 64% 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 #2 best deal in games like Nuclear Nightmare.
7.6
1,718
459

-94% 23.67€ 1.42€

3. Borderlands: The Pre-Sequel

Similarity 56% 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 41,307 reviews of which 33,563 were positive and 7,744 were negative resulting in a rating of 8 out of 10. Thanks to its incredible 93% discount, this game is now the #3 best deal in games like Nuclear Nightmare.
8
33,563
7,744

-93% 42.00€ 2.94€

4. Ad Infinitum

Similarity 51% 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 #4 position in the best deals for games like Nuclear Nightmare.
7.7
702
168

-93% 32.71€ 2.29€

5. F.E.A.R. 3

Similarity 54% 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 12,665 reviews of which 9,019 were positive and 3,646 were negative resulting in a rating of 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 Nuclear Nightmare.
7
9,019
3,646

-93% 19.71€ 1.38€

6. 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. Currently offered at a significant 92% discount, this title has earned the #6 position in the best deals for games like Nuclear Nightmare.
8.7
111,048
15,484

-92% 29.13€ 2.33€

7. Strange Brigade

Similarity 50% Embark on an exotic journey into danger in this rip-roaring 1930s third person adventure for 1-4 players! Encounter pulse-pounding action, treacherous traps and tales of derring-do! Strange Brigade is a action, adventure and co-op game developed and published by Rebellion. Released on August 27th 2018 has received 10,667 reviews of which 8,990 were positive and 1,677 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 92% discount, this title has earned the #7 position in the best deals for games like Nuclear Nightmare.
8.2
8,990
1,677

-92% 49.13€ 3.93€

8. The Blackout Club

Similarity 64% 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. Currently offered at a significant 92% discount, this title has earned the #8 position in the best deals for games like Nuclear Nightmare.
7.5
2,203
627

-92% 30.00€ 2.40€

9. Back 4 Blood

Similarity 56% Back 4 Blood is a thrilling cooperative first-person shooter from the creators of the critically acclaimed Left 4 Dead franchise. Experience the intense 4 player co-op narrative campaign, competitive multiplayer as human or Ridden, and frenetic gameplay that keeps you in the action. Back 4 Blood is a zombies, online co-op and multiplayer game developed by Turtle Rock Studios and published by Warner Bros. Games. Released on October 12th 2021 has received 67,866 reviews of which 46,414 were positive and 21,452 were negative resulting in a rating of 6.8 out of 10. Currently offered at a significant 92% discount, this title has earned the #9 position in the best deals for games like Nuclear Nightmare.
6.8
46,414
21,452

-92% 62.25€ 4.98€

10. The Long Dark

Similarity 51% THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness in the aftermath of a geomagnetic disaster. There are no zombies -- only you, the cold, and all the threats Mother Nature can muster. The Long Dark is a survival, open world survival craft and open world game developed and published by Hinterland Studio Inc.. Released on August 01st 2017 has received 110,202 reviews of which 99,943 were positive and 10,259 were negative resulting in a rating of 9.0 out of 10. Currently offered at a significant 90% discount, this title has earned the #10 position in the best deals for games like Nuclear Nightmare.
9.0
99,943
10,259

-90% 29.99€ 2.99€

Free games like Nuclear Nightmare on Steam

Check out this fantastic list of free-to-play games like Nuclear Nightmare 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 Nuclear Nightmare.

1. SCP: Secret Laboratory

Similarity 70% 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 Nuclear Nightmare.
9.0
194,042
18,092

2,310
players

2. No More Room in Hell

Similarity 64% 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 74,001 reviews of which 66,520 were positive and 7,481 were negative resulting in a rating of 8.9 out of 10. Thanks to its free to play tag and a daily player base of 312, this game has secured the #2 spot in the ranking of free games like Nuclear Nightmare.
8.9
66,520
7,481

312
players

3. Cry of Fear

Similarity 65% 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 Nuclear Nightmare.
8.7
65,020
8,446

275
players

4. Counter-Strike Nexon

Similarity 57% 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 Nuclear Nightmare.
6.6
28,330
14,288

219
players

5. Deceit

Similarity 57% 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 Nuclear Nightmare.
7.8
73,623
19,398

215
players

6. PROJECT: PLAYTIME

Similarity 62% 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 Nuclear Nightmare.
7.7
39,087
10,688

178
players

7. We Were Here

Similarity 62% Lost in a frozen wasteland and split up from your partner inside an abandoned castle, the only possession you have left is a walkie-talkie with a familiar voice on the other end. Can the two of you find your way out in time? We Were Here is a free to play, co-op and escape room game developed and published by Total Mayhem Games. Released on February 03rd 2017 has received 29,725 reviews of which 26,809 were positive and 2,916 were negative resulting in a rating of 8.8 out of 10. Attracting a solid base of 133 players due to its free access, this strategy game has achieved the #7 position in the best free games like Nuclear Nightmare.
8.8
26,809
2,916

133
players

8. Dodgy Deliveries

Similarity 68% Co-op "Horror" game about running a delivery service with your friends! B̵̨̦͓͖̹̪̥̮͛̀̏̈́̐̔̉Ę̴̤̦̤͓̰̤́͗̚ ̵̨̺͓̱̞͔͉͙̀̂͂͋͠͠Ç̸̫͈̋͋͆̋̾̑̕͜Ä̴̛̟͑͛͋͂̌̕͜͝R̵̛͎̮̜̒̽̈́͂̓̒͘Ę̸͉̙̎̀͐͆Ḟ̶̼͖̭͇̗U̸̡̫͇̤̭̪̦̣̔Ḷ̶̛͖̙͗̋̈̇̕ ̷̡̢͕̦̜͚̌̎̃̔Ā̷̧͇͎̳͔̩̜̤̗͊̋Ţ̸̭̩͚̮͖͇̹̬̾ ̷͍̞̰͈̻̣͚̂̾ͅN̵̛̤͒̏̒͝Ḯ̵̡̘͇̖̏͘Ģ̸̛͙̥̞̽̀͒͜H̶̲̜̺̐̄͋͊̍̈́͘͜T̴̯̲̳̪͚̜̼̈͠ Dodgy Deliveries is a online co-op, horror and co-op game developed by Tomas Gonzalez and German Rieck and published by Deliver Games. Released on January 31st 2025 has received 855 reviews of which 670 were positive and 185 were negative resulting in a rating of 7.5 out of 10. The game currently holds the #8 spot among the most played free games like Nuclear Nightmare.
7.5
670
185

53
players

9. Indigo Park: Chapter 1

Similarity 54% Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down. Indigo Park: Chapter 1 is a horror, free to play and first-person game developed and published by UniqueGeese. Released on May 18th 2024 has received 20,666 reviews of which 19,744 were positive and 922 were negative resulting in an impressive rating of 9.3 out of 10. The game currently holds the #9 spot among the most played free games like Nuclear Nightmare.
9.3
19,744
922

31
players

10. Zombie Panic! Source

Similarity 58% 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 #10 spot among the most played free games like Nuclear Nightmare.
8.2
6,533
1,184

19
players