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Games Like Challenger's Sleep

60+ similar titles based on shared tags and player behavior. Themes include Underwater, Singleplayer, Adventure, Atmospheric.

Challenger's Sleep header art

Challenger's Sleep is a deep sea Vertical Scroller that pulls you down from the bright Sunlight Zone and into the Sohm Abyssal Plain - and then deeper still. Featuring beautiful 2D art, simple controls, and a gripping mystery, we can learn what lays at the bottom... or stay sleeping below the waves.

Reviews: No user reviews — 50%
Released: 2026-04-30
Developer: Mx. Shade
Genres: Adventure, Casual, Indie
Platforms: Windows

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    97% matchNo user reviews2026
    Dev: Trenchveil Studio
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    Dev: Ilikeoreos47
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    Why similar: Underwater 53.6%, Collectathon 17.8%, Casual 12.2%, Arcade 8%, 2D 5.5%

  4. #4 The Dive
    95% matchMixed58% of 76 reviews2021
    Dev: W0nnaFight
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    Linear underwater horror game about a search dive that quickly turns into fight for survival after an encounter with hellish creature.

    Why similar: Underwater 48.6%, Psychological Horror 13.3%, Psychological 9.4%, Dark 7.8%, Horror 5.1%

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    94% match1 user reviews100% of 1 reviews2024
    Dev: Scott H.F. Dunbar
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    A short horror game where you pilot a tiny spaceship through turbulent "waters" surrounding a supermassive blackhole. Retrieve and scan sites of interest while managing your noise footprint.

    Why similar: Underwater 60.4%, Psychological Horror 18.7%, Atmospheric 7.3%, Adventure 6.1%, Dark 3.9%

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    94% matchNo user reviews
    Dev: EXP Interactive
    Windows

    Capture footage in the abyssal depths of the ocean. The sub offers safety. The open water does not.

    Why similar: Underwater 53.1%, Psychological Horror 15.1%, Dark 7.7%, Mystery 7.5%, Horror 6.5%

  7. #7 Guilt Lurks Below
    93% matchNo user reviews
    Dev: The Ambitious Game Dev
    Windows

    Explore the deepest depths of an under ground ocean as you survey the environment by recording audio and taking pictures. Collect fuel found in the caves of these depths. Be careful though, Some thing lurks in these waters.

    Why similar: Underwater 56.3%, Psychological Horror 20.4%, Adventure 7.2%, Horror 6.6%, Atmospheric 5.5%

  8. #8 Narcosis
    92% matchMostly Positive76% of 1,449 reviews2017
    Dev: Honor Code, Inc.
    Windows · Mac
    Median: 2.9 hrsMean: 4.0 hrs≥1hr: 83%

    Survival, horror at the sunless depths of the Pacific Ocean: Stranded on the seafloor with low light and few tools, an industrial diver takes desperate steps to surface before his oxygen — and sanity — give out.

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    91% matchPositive92% of 12 reviews2024
    Dev: Finnish FriesPub: Ahlman Games
    Windows

    You are a small goldfish who has to protect a youngling while discovering how unforgiving the ponds in the wilderness are. Your objective is to defend a baby fish from predators while out maneuvering them while evading other obstacles that may be in your way while searching for safer waters.

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  10. #10 Diving Bear
    91% matchNo user reviews
    Dev: VaragtP
    Windows

    Play as a bear diving underwater to explore the ocean’s depths. Collect shells, plants, treasures, and other valuable items from the underwater world. Use your finds to upgrade your gear, allowing you to dive deeper. The deeper you go, the more secrets and hidden places you can discover.

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  11. #11 Hoarder
    90% matchNo user reviews
    Dev: byzelPub: Awaken Realms
    Windows

    Clean. Possess. Control. HOARDER begins as a mundane cleaning simulator which spirals into a submerged nightmare. Pilot a submarine, recover what shouldn’t be found, and uncover the secrets of your new home by night.

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    89% matchNo user reviews
    Dev: Hermit House
    Windows

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  13. #13 Silent Wreckage|寂靜沉輪
    89% matchNo user reviews
    Dev: DeepEcho
    Windows

    Dive into a sunken ocean liner lost in the deep sea. In this narrative-driven 3D survival horror puzzle game, explore a claustrophobic environment while managing limited air resources, solving puzzles, evading unknown horrors, and uncovering the truth behind a distortion of time and space.

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  14. #14 Traíras
    88% matchNo user reviews
    Dev: Marcos RiffelPub: Riffel Games
    Windows

    For those who love exploring the underwater worlds in games, "Traíras" is the perfect adventure!

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    86% matchNo user reviews2026
    Dev: Ruru Owl Interactive
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    86% match3 user reviews0% of 3 reviews2025
    Dev: gamescdk
    Windows

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    87% match2 user reviews100% of 2 reviews2021
    Dev: SoftdiskPub: Ziggurat
    Windows

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    85% matchNo user reviews
    Dev: SeaRuby Games
    Windows

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    84% match1 user reviews100% of 1 reviews2023
    Dev: 8bit Bosses StudiosPub: MAGIC Spell Studios
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    Dev: BubblesPark
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    Windows

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    84% matchNo user reviews2019
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    Windows · Mac · Linux

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    Windows · Linux

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    80% matchVery Positive95% of 79 reviews2021
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    Windows · Mac · Linux

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    79% matchNo user reviews
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    Windows

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  28. #28 To The Deep
    78% matchNo user reviews2026
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    Windows

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    79% matchPositive100% of 11 reviews2018
    Dev: Bala Vicknesh
    Windows

    Dive is a 2d pixel art platformer that takes place underwater. You cannot jump in this game, instead you use the ability to raise and lower pillars of water to gain vertical movement and solve puzzles.

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    76% matchPositive100% of 14 reviews2025
    Dev: Dan's Games
    Windows

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  31. #31 Gospel of Steel
    76% matchNo user reviews
    Dev: Marinex Corp.
    Windows

    Gospel Of Steel is a first-person deep-sea welding horror game set in the shadow of a dying, bio-mechanical god. While employed by a cult, the player explores the depths alone, repairing pipelines and fending off the hostile ecosystem.

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  32. #32 TBoF (The Book of Fredley)
    77% match6 user reviews83% of 6 reviews2022
    Dev: Grapefruit Studios
    Windows

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    75% matchPositive85% of 40 reviews2023
    Dev: Just Sauce Studio
    Windows

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    75% matchNo user reviews
    Dev: Britney Pringle Games
    Windows

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    74% matchNo user reviews2026
    Dev: Project Outsider
    Windows

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    74% matchNo user reviews2026
    Dev: Frostspektrum Interactive AB
    Windows

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    73% matchNo user reviews
    Dev: Caduna
    Windows

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    73% matchNo user reviews
    Dev: Fabrizio Spadaro
    Windows · Mac

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    72% matchPositive100% of 25 reviews2024
    Dev: Dan SchumacherPub: Spelkollektivet
    Windows

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    73% match7 user reviews57% of 7 reviews2022
    Dev: Kyle Obranovic
    Windows

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    72% match1 user reviews100% of 1 reviews2024
    Dev: Rebels
    Windows

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  42. #42 AquaDream
    70% matchPositive100% of 27 reviews2025
    Dev: Gossiam Games
    Windows

    Dive into AquaDream! Guide your anglerfish through intricate underwater mazes. Collect stars, solve puzzles, and avoid perilous obstacles. Experience a captivating deep-sea adventure filled with hidden treasures and mysteries in this immersive aquatic world.

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    69% matchVery Positive99% of 71 reviews2024
    Dev: ashleyypox
    Windows

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    69% match2 user reviews100% of 2 reviews2024
    Dev: Ice-Cold Shivering Studios
    Windows

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    71% match9 user reviews100% of 9 reviews2017
    Dev: Lunacy Interactive
    Windows

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    Why similar: Underwater 78.3%, Casual 13.4%, 2D 5.8%, Singleplayer 2.5%

  46. #46 Lydia
    70% matchVery Positive89% of 610 reviews2017
    Dev: Platonic Partnership
    Windows
    Median: 1.4 hrsMean: 2.6 hrs≥1hr: 66%

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    Why similar: Psychological Horror 17.2%, Psychological 16.3%, Hand-drawn 12.7%, Dark 8.8%, Adventure 8.3%

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    67% matchOverwhelmingly Positive99% of 1,571 reviews2023
    Dev: Nathan O. Marsh
    Windows · Linux
    Median: 1.0 hrsMean: 1.8 hrs≥1hr: 50%

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    66% matchVery Positive89% of 186 reviews2025
    Dev: Tiny Studio
    Windows

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    69% matchVery Positive87% of 99 reviews2021
    Dev: Five Percents
    Windows · Linux

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    Why similar: Underwater 48.7%, Emotional 8.5%, Arcade 8.2%, Casual 7.5%, Adventure 7.3%

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    71% matchNo user reviews2021
    Dev: Y-Square Games G.K.
    Windows

    Let's follow the flow and head to our friends!It's a never-ending side-scrolling relaxing action game where you push buttons and keys to little swim, recover strength, and head to fellow jellyfish while go with the flow of the sea.

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  51. #51 Fantastic Fishing
    70% matchMixed50% of 14 reviews2020
    Dev: The Periodic Group
    Windows

    Explore a vast underwater world populated by a huge variety of fish and aquatic creatures. Catch them and sell them to upgrade your submarine and dive deeper. But what lurks at the bottom of sea?

    Why similar: Underwater 53.2%, Casual 20.2%, Adventure 19.6%, Horror 4.9%, Singleplayer 2%

  52. #52 Deepophobia
    67% matchNo user reviews
    Dev: Hassan Saeed KarimPub: Said Karim (my dad lol)
    Windows

    Swim deeper and deeper into this underwater horror game. Explore open worlds, save your friends, escape monstrous creatures....What are you waiting for? the depths are beckoning you to go deeper!

    Why similar: Underwater 61.1%, Psychological Horror 11.3%, Dark 6.2%, Atmospheric 5.9%, Horror 5.2%

  53. #53 Under The Waves
    67% matchMostly Positive78% of 1,896 reviews2023
    Dev: Parallel StudioPub: Spotlight by Quantic Dream
    Windows
    Median: 2.5 hrsMean: 21.5 hrs≥1hr: 70%

    Stan, a professional diver in the North Sea, is struggling to overcome a life-changing loss during an extended mission underwater. Stuck in his self-imposed solitude, he starts to experience strange events and will have to make the most significant choice of his life...

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  54. #54 SAMUDRA
    68% matchMixed64% of 148 reviews2021
    Dev: Khayalan Arts
    Windows

    SAMUDRA is an award-winning hand-illustrated deep sea journey.

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  55. #55 Invincible Fins
    68% match2 user reviews100% of 2 reviews2021
    Dev: Reggelente
    Windows

    A game recommended for younger kids. You control a little fish that just got back to the ocean from a thrown away aquarium. Explore the colorful underwater world, collect treasures, avoid dangers and find your new home.

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  56. #56 The Oily Depths
    64% matchVery Positive85% of 88 reviews2026
    Dev: Ryan R. Burns
    Windows

    Operate an oil-drilling submarine while taking instructions from a mysterious voice. Fail your quota, and they’ll cut your oxygen. This is deep-sea horror. Obey or drown.

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    68% matchVery Positive84% of 1,296 reviews2014
    Dev: The Working Parts
    Windows · Mac
    Median: 2.0 hrsMean: 4.5 hrs≥1hr: 66%

    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!

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