Games like Moons of Madness on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Moons of Madness are available at the bottom of the page.
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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.
Aliens: Colonial Marines Collection
You & your friends are the deadliest killers in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.
Content Warning
Film your friends doing scary things to become SpöökTube famous! (strongly advised to not go alone)
Hollow Cocoon
"Trapped in a cocoon, the silkworm weaves her final dream." Hollow Cocoon is a first-person horror adventure game set in 1980s Japan. Immerse yourself in meticulously recreated environments as you venture into the depths of unspeakable horrors that await you.
Incantation
A mother, searching for her lost daughter, stumbles into a strange cult village. "Incantation" is a first-person horror game. It reveals the chilling story behind the "Chen Family Village". What are the consequences of crossing dark boundaries?
The Stanley Parable: Ultra Deluxe
The Stanley Parable: Ultra Deluxe is an expanded re-imagining of 2013's The Stanley Parable. You will play as Stanley, and you will not play as Stanley. You will make a choice, and you will become powerless. You are not here to win. The Stanley Parable is a game that plays you.
Cognition Method: Initiation
Free demo for Cognition Method - a story-driven, first-person puzzle game inspired by Space Odyssey 2001 and Solaris. Discover an innovative mechanics of altering gravity and dive into the surreal setting. Find your way within a mysterious artifact and unveal a non-ordinary story.
Saint Kotar: The Yellow Mask
Follow the fear of Benedek Dohnany and Nikolay Kalyakin and play the onset of a dark and chilling narrative adventure. Make decisions and affect the events that precede a macabre series of murders, allegedly related to devil worship and witchcraft.
Blameless
Blameless is a mysterious first-person adventure with primary focus on puzzle solving and short story. The player will appear in a role of an architect trying to investigate strange happenings, after discovering evidence of an act of violence.
CASE: Animatronics
CASE: Animatronics is a truly scary and challenging first-person stealth horror on PC. Control of the police department is in the hands of anonymous hacker. All exits are locked. Electricity is off. Metallic thumps are getting closer. Will you survive, Detective Bishop?
Kona
Northern Canada, 1970. A strange blizzard ravages Atamipek Lake. Step into the shoes of a detective to explore the eerie village, investigate surreal events, and battle the elements to survive. Kona is a chilly interactive tale you won't soon forget.
They Breathe
They Breathe is a short journey into the depths of a forest filled with water. As you swim deeper, it's up to you to figure out the rules of an insidious ecosystem where nothing is as it first seems, and where everyone is after the same precious resource – oxygen!
Platform 8
You are trapped on a train that runs forever. Keep an eye out for anomalies and find a way out.
The Inn-Sanity
Early 90s. You stayed in a quiet hotel for just one night and the next morning you’ve found out that the old world was destroyed. Alien dreams, secrets of your past and other guests that are turning into monsters. This hotel will not let you to check out.
The Complex: Expedition
When an expedition with your team into the complex goes horribly wrong, you're left alone and lost, wandering the seemingly infinite maze of hallways, otherwise known as the Backrooms. Might there be something following you?
SCP: Observer
SCP: Observer is a frightening experience in which you'll play the role of a maintenance engineer trapped inside a security room. Survive by managing the emergency power supply, monitoring the facility's camera system for threats and blocking the paths of oncoming horrors.
Dead Space
The sci-fi survival-horror classic returns, completely rebuilt to offer an even more immersive experience — including visual, audio, and gameplay improvements — while staying faithful to the original game’s thrilling vision.
STASIS: BONE TOTEM
Get ready for a thrilling underwater adventure with classic point-and-click gameplay. Explore with three characters simultaneously. Featuring atmospheric isometric graphics, rendered video, and a soundtrack by Mark Morgan, BONE TOTEM takes you on a journey to hidden places deep below the waves...
Perfect Vermin
Your task is simple, exterminate all vermin. The sledge hammer you have been provided is capable of destroying almost all office appliances and furniture that may be uncooperative. Your time is running out.
Virtual Virtual Reality
A game about VR, AI, and our collective sci-fi fever dreams. In a future where AI has transformed society, can humans still find purpose? Find out with Activitude, a service that lets humans aid AI clients in increasingly curious ways.
Bendy: Secrets of the Machine
Some things are better left forgotten.
Aporia: Beyond The Valley
CRYNEGINE Indie Game of 2017. Featuring an incredibly detailed ancient world and a breathtaking soundtrack, Aporia: Beyond the Valley takes open world storytelling to new heights of adventure.Most played games like Moons of Madness on Steam
Take a look at the top games like Moons of Madness that are currently attracting the largest player bases on the Steam platform, as of April 20th 2025.
1. No Man's Sky
Similarity 53% No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe. No Man's Sky is a open world, open world survival craft and space game developed and published by Hello Games. Released on August 12th 2016 has received 349,909 reviews of which 290,482 were positive and 59,427 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 Moons of Madness, thanks to its 9,712 peak concurrent players over the last day.
8.2
290,482
59,427
9,712
players
2. Subnautica
Similarity 55% Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive. Subnautica is a open world survival craft, survival and horror game developed and published by Unknown Worlds Entertainment. Released on January 23rd 2018 has received 310,298 reviews of which 301,088 were positive and 9,210 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 3,163 players online at once in the last 24 hours, this game is currently ranked #2 among games like Moons of Madness based on player count.
9.6
301,088
9,210
3,163
players
3. DREDGE
Similarity 55% DREDGE is a single-player fishing adventure with a sinister undercurrent. Sell your catch, upgrade your boat, and dredge the depths for long-buried secrets. Explore a mysterious archipelago and discover why some things are best left forgotten. DREDGE is a exploration, fishing and lovecraftian game developed by Black Salt Games and published by Team17. Released on March 30th 2023 has received 41,979 reviews of which 40,235 were positive and 1,744 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 1,577 players online at once in the last 24 hours, this game is currently ranked #3 among games like Moons of Madness based on player count.
9.4
40,235
1,744
1,577
players
4. Metro Exodus
Similarity 52% 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. Metro Exodus is a post-apocalyptic, fps and singleplayer game developed by 4A Games and published by Deep Silver. Released on February 14th 2020 has received 119,664 reviews of which 107,393 were positive and 12,271 were negative resulting in a rating of 8.9 out of 10. With 1,448 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Moons of Madness.
8.9
107,393
12,271
1,448
players
5. Content Warning
Similarity 54% Film your friends doing scary things to become SpöökTube famous! (strongly advised to not go alone) Content Warning is a online co-op, horror and multiplayer game developed by Skog, Zorro, Wilnyl, Philip and thePetHen and published by landfall. Released on April 01st 2024 has received 142,712 reviews of which 135,380 were positive and 7,332 were negative resulting in an impressive rating of 9.4 out of 10. With 1,428 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Moons of Madness.
9.4
135,380
7,332
1,428
players
6. Outer Wilds
Similarity 73% Named Game of the Year 2019 by Giant Bomb, Polygon, Eurogamer, and The Guardian, Outer Wilds is a critically-acclaimed and award-winning open world mystery about a solar system trapped in an endless time loop. Outer Wilds is a exploration, space and mystery game developed by Mobius Digital and published by Annapurna Interactive. Released on June 18th 2020 has received 81,971 reviews of which 78,436 were positive and 3,535 were negative resulting in an impressive rating of 9.4 out of 10. With 1,332 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Moons of Madness.
9.4
78,436
3,535
1,332
players
7. Poppy Playtime
Similarity 57% You must stay alive in this horror/puzzle adventure. Try to survive the vengeful toys waiting for you in the abandoned toy factory. Use your GrabPack to hack electrical circuits or nab anything from afar. Explore the mysterious facility... and don't get caught. Poppy Playtime is a horror, free to play and singleplayer game developed and published by Mob Entertainment. Released on October 12th 2021 has received 97,367 reviews of which 82,683 were positive and 14,684 were negative resulting in a rating of 8.4 out of 10. With 1,053 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Moons of Madness.
8.4
82,683
14,684
1,053
players
8. Backrooms: Escape Together
Similarity 61% 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. Backrooms: Escape Together is a multiplayer, horror and psychological horror game developed and published by Triiodide Studios. Released on October 18th 2022 has received 20,524 reviews of which 17,890 were positive and 2,634 were negative resulting in a rating of 8.5 out of 10. With 1,013 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Moons of Madness.
8.5
17,890
2,634
1,013
players
9. Subnautica: Below Zero
Similarity 55% 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. Subnautica: Below Zero is a open world survival craft, survival and underwater game developed and published by Unknown Worlds Entertainment. Released on May 13th 2021 has received 95,811 reviews of which 86,880 were positive and 8,931 were negative resulting in a rating of 8.9 out of 10. With 921 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Moons of Madness.
8.9
86,880
8,931
921
players
10. Stray
Similarity 52% Lost, alone and separated from family, a stray cat must untangle an ancient mystery to escape a long-forgotten cybercity and find their way home. Stray is a cats, adventure and atmospheric game developed by BlueTwelve Studio and published by Annapurna Interactive. Released on July 19th 2022 has received 154,486 reviews of which 150,259 were positive and 4,227 were negative resulting in an impressive rating of 9.6 out of 10. With 731 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Moons of Madness.
9.6
150,259
4,227
731
players
Best deals on games like Moons of Madness on Steam
Discover fantastic savings with the best discounts on a variety of games like Moons of Madness 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 Moons of Madness.
1. Fort Solis
Similarity 56% Answer the call from a mining base on Mars as engineer Jack Leary and search for the missing crew. Fort Solis will immerse you with cinematic visuals powered by UE 5 and voice acting of Roger Clark and Troy Baker. Explore the mining complex and reach climax of this narrative thriller experience. Fort Solis is a walking simulator, cinematic and mars game developed by Fallen Leaf and Black Drakkar Games and published by Dear Villagers. Released on August 22nd 2023 has received 2,802 reviews of which 1,908 were positive and 894 were negative resulting in a rating of 6.6 out of 10. Featuring a massive 96% discount, this game currently holds the #1 spot in the best deals for games like Moons of Madness.
6.6
1,908
894
-96%
25.00€
1.00€
2. Observation
Similarity 80% Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M. Observation is a indie, adventure and space game developed by No Code and published by Devolver Digital. Released on May 21st 2020 has received 4,740 reviews of which 3,717 were positive and 1,023 were negative resulting in a rating of 7.6 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like Moons of Madness.
7.6
3,717
1,023
-95%
26.80€
1.34€
3. INDUSTRIA
Similarity 53% 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. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Moons of Madness.
6.9
2,265
923
-95%
20.00€
1.00€
4. The Entropy Centre
Similarity 53% Think in reverse. Outsmart the impossible. A mind-bending first-person adventure where you solve ingenious and complex puzzles by rewinding objects through time. The Entropy Centre is a puzzle, first-person and sci-fi game developed by Stubby Games and published by Playstack. Released on November 03rd 2022 has received 3,453 reviews of which 3,106 were positive and 347 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 94% discount, this title has earned the #4 position in the best deals for games like Moons of Madness.
8.7
3,106
347
-94%
18.50€
1.11€
5. Ad Infinitum
Similarity 61% 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 863 reviews of which 695 were positive and 168 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 94% discount, this title has earned the #5 position in the best deals for games like Moons of Madness.
7.7
695
168
-94%
35.50€
2.13€
6. Maid of Sker
Similarity 52% 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 2,176 reviews of which 1,719 were positive and 457 were negative resulting in a rating of 7.6 out of 10. Currently offered at a significant 94% discount, this title has earned the #6 position in the best deals for games like Moons of Madness.
7.6
1,719
457
-94%
23.67€
1.42€
7. Hellpoint
Similarity 52% Hellpoint is an intense action RPG taking place on Irid Novo, a derelict space station soaked in an intoxicating dark sci fi atmosphere. Fight dreadful creatures, face the Cosmic Gods and unravel their twisted story. Should the challenge be too great, play with a friend in local or online coop. Hellpoint is a souls-like, sci-fi and action game developed by Cradle Games and published by tinyBuild. Released on July 30th 2020 has received 4,267 reviews of which 3,124 were positive and 1,143 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 94% discount, this title has earned the #7 position in the best deals for games like Moons of Madness.
7.1
3,124
1,143
-94%
31.33€
1.88€
8. Call of the Sea
Similarity 53% Call of the Sea is an otherworldly tale of mystery and love set in the 1930s South Pacific. Explore a lush island paradise, solve puzzles and unlock secrets in the hunt for your husband’s missing expedition. Call of the Sea is a adventure, puzzle and story rich game developed by Out of the Blue Games and published by Raw Fury. Released on December 08th 2020 has received 5,033 reviews of which 4,452 were positive and 581 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 93% discount, this title has earned the #8 position in the best deals for games like Moons of Madness.
8.6
4,452
581
-93%
19.00€
1.33€
9. SCP: Secret Files
Similarity 62% SCP: Secret Files is a collection of paranormal cases from the SCP Foundation, an organization tasked with containing dangerous anomalies. You join as an assistant researcher for Dr. Raymond Hamm and complete a strenuous induction program that will make you question everything you know. SCP: Secret Files is a adventure, story rich and psychological horror game developed by GameZoo Studio and published by Pixmain. Released on September 13th 2022 has received 4,768 reviews of which 4,224 were positive and 544 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 92% discount, this title has earned the #9 position in the best deals for games like Moons of Madness.
8.6
4,224
544
-92%
12.50€
1.00€
10. Fobia - St. Dinfna Hotel
Similarity 61% 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 1,910 reviews of which 1,635 were positive and 275 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 91% discount, this title has earned the #10 position in the best deals for games like Moons of Madness.
8.2
1,635
275
-91%
26.00€
2.34€
Free games like Moons of Madness on Steam
Check out this fantastic list of free-to-play games like Moons of Madness 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 Moons of Madness.
1. Poppy Playtime
Similarity 57% You must stay alive in this horror/puzzle adventure. Try to survive the vengeful toys waiting for you in the abandoned toy factory. Use your GrabPack to hack electrical circuits or nab anything from afar. Explore the mysterious facility... and don't get caught. Poppy Playtime is a horror, free to play and singleplayer game developed and published by Mob Entertainment. Released on October 12th 2021 has received 97,367 reviews of which 82,683 were positive and 14,684 were negative resulting in a rating of 8.4 out of 10. With 1,053 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Moons of Madness.
8.4
82,683
14,684
1,053
players
2. We Were Here
Similarity 52% 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 29,652 reviews of which 26,762 were positive and 2,890 were negative resulting in a rating of 8.8 out of 10. Thanks to its free to play tag and a daily player base of 295, this game has secured the #2 spot in the ranking of free games like Moons of Madness.
8.8
26,762
2,890
295
players
3. Garten of Banban 0
Similarity 55% 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 #3 spot among the most played free games like Moons of Madness.
7.0
1,810
687
97
players
4. Fears to Fathom - Home Alone
Similarity 53% Fears to Fathom is an episodic psychological horror game where each episode unveils a short story narrated by the ones who survived. Fears to Fathom - Home Alone is a horror, free to play and multiplayer game developed and published by Rayll. Released on July 02nd 2021 has received 8,437 reviews of which 7,589 were positive and 848 were negative resulting in a rating of 8.7 out of 10. The game currently holds the #4 spot among the most played free games like Moons of Madness.
8.7
7,589
848
70
players
5. Pathologic 3: Quarantine
Similarity 55% In this free prologue to a narrative-driven adventure, watch a mysterious plague break out in a small town. Learn what drove a celebrated academic to leave his acclaimed lab. Examine patients, uncover strange secrets, and make first steps towards immortality. Pathologic 3: Quarantine is a adventure, rpg and simulation game developed by Ice-Pick Lodge and published by HypeTrain Digital. Released on March 17th 2025 has received 1,087 reviews of which 975 were positive and 112 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #5 spot among the most played free games like Moons of Madness.
8.5
975
112
31
players
6. The Children of Clay
Similarity 52% The Children of Clay is a short stop motion archeology horror game, where you have to study an ancient artefact and discover its dark secret. The Children of Clay is a horror, atmospheric and detective game developed and published by Balazs Ronyai. Released on March 07th 2025 has received 1,189 reviews of which 1,180 were positive and 9 were negative resulting in an impressive rating of 9.3 out of 10. The game currently holds the #6 spot among the most played free games like Moons of Madness.
9.3
1,180
9
21
players
7. SCP: Labrat
Similarity 56% You are a test subject in the underground SCP research facility. When a containment breach occurs, you must find your way out. Escape the SCPs, discover anomalous objects, and collect valuable resources along the way. SCP: Labrat is a horror, multiplayer and vr game developed and published by Bezbro Games. Released on December 24th 2022 has received 3,936 reviews of which 3,242 were positive and 694 were negative resulting in a rating of 8.0 out of 10. The game currently holds the #7 spot among the most played free games like Moons of Madness.
8.0
3,242
694
19
players
8. BABBDI
Similarity 52% Find your way out of BABBDI. A short, first person exploration experience. BABBDI is a exploration, atmospheric and walking simulator game developed by Sirius Lemaitre and Leonard Lemaitre and published by Lemaitre Bros. Released on December 22nd 2022 has received 6,212 reviews of which 6,073 were positive and 139 were negative resulting in an impressive rating of 9.4 out of 10. The game currently holds the #8 spot among the most played free games like Moons of Madness.
9.4
6,073
139
16
players
9. The Complex: Found Footage
Similarity 55% Experience the liminal world of the backrooms through a VHS camera, immersing into a mysterious story and wandering the dream-like structures... Might there be something following you? The Complex: Found Footage is a horror, psychological horror and multiplayer game developed and published by pgWave. Released on August 18th 2022 has received 8,885 reviews of which 8,301 were positive and 584 were negative resulting in an impressive rating of 9.1 out of 10. The game currently holds the #9 spot among the most played free games like Moons of Madness.
9.1
8,301
584
16
players
10. Dagon: by H. P. Lovecraft
Similarity 52% Face unspeakable horrors. Succumb to madness. Welcome to a free daemonic narrative experience inspired by H. P. Lovecraft. Dagon: by H. P. Lovecraft is a horror, lovecraftian and atmospheric game developed and published by Bit Golem. Released on September 24th 2021 has received 11,482 reviews of which 10,933 were positive and 549 were negative resulting in an impressive rating of 9.3 out of 10. The game currently holds the #10 spot among the most played free games like Moons of Madness.
9.3
10,933
549
15
players