Best Underwater Steam Deck Games

Steam currently has 720 Underwater games, but not all of them can be played on the Steam Deck. Explore our list with the best picks ranked by Player Score. Our Player Score rankings are calculated directly from reviews left on the Steam store and will be updated in real-time as more players leave their feedback. Underwater game rankings were last updated on 10/2/2025.

Looking for more? Explore other lists such as:

1. 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.

Subnautica banner

Subnautica holds the #1 spot for "best Underwater Steam Deck game" with a Player Score of 96. Its score was calculated by analyzing a total of 326,054 reviews on Steam. This breaks down to a total of 316,233 positive reviews and 9,821 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $9.89 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $9.89
Release Date 1/24/2018
Franchise Unknown Worlds
Developer Unknown Worlds Entertainment
Publishers
Steam App Id 264710

2. DAVE THE DIVER

DAVE THE DIVER is a casual, singleplayer adventure RPG featuring deep-sea exploration and fishing during the day and sushi restaurant management at night. Join Dave and his quirky friends as they seek to uncover the secrets of the mysterious Blue Hole.

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DAVE THE DIVER has achieved a Player Score of 96, placing it in the #2 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 136,483 reviews on Steam. This breaks down to a total of 132,216 positive reviews and 4,267 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $11.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $11.99
Release Date 6/28/2023
Developer MINTROCKET
Publisher MINTROCKET
Steam App Id 1868140

3. Loddlenaut

Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!

Loddlenaut banner

Loddlenaut has achieved a Player Score of 94, placing it in the #3 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 4,877 reviews on Steam. This breaks down to a total of 4,783 positive reviews and 94 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $8.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $8.99
Release Date 11/16/2023
Franchise Secret Mode
Developer Moon Lagoon
Publisher Secret Mode
Steam App Id 1644940

4. Swallow the Sea

You are a lowly egg cell on a journey through a swollen sea of strange and humanoid fish. Prey on smaller life and growing larger and stronger to perhaps someday be born.

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Swallow the Sea has achieved a Player Score of 93, placing it in the #4 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 2,349 reviews on Steam. This breaks down to a total of 2,287 positive reviews and 62 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is completely free to play and can be played and ran on both Windows and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Release Date 9/3/2021
Franchise ItsTheTalia
Developers
Publisher ItsTheTalia
Steam App Id 1511860

5. Pools

Walking simulator. Explore, admire and listen. Uncanny. Relaxing. Unnerving. Eerie. Immersive. No monsters chasing you or jumping towards at your screen, but can feel oppressive at times by invoking fears of getting lost, the dark, tight spaces and liminal space architecture. Inspired by backrooms.

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Pools has achieved a Player Score of 92, placing it in the #5 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 5,136 reviews on Steam. This breaks down to a total of 4,896 positive reviews and 240 negative reviews — making it "Overwhelmingly Positive" on Steam.

It is priced at $6.36 to play and can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $6.36
Release Date 4/26/2024
Franchise UNIKAT Label
Developer Tensori
Publishers
Steam App Id 2663530

6. Another Crab's Treasure

In a vibrant undersea kingdom on the verge of collapse, a hermit crab embarks on a treasure hunt to buy back his repossessed shell. The second game from AGGRO CRAB.

Another Crab's Treasure banner

Another Crab's Treasure has achieved a Player Score of 92, placing it in the #6 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 18,276 reviews on Steam. This breaks down to a total of 17,162 positive reviews and 1,114 negative reviews — making it "Very Positive" on Steam.

It is priced at $17.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $17.99
Release Date 4/25/2024
Developer Aggro Crab
Publisher Aggro Crab
Steam App Id 1887840

7. ABZU

From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.

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ABZU has achieved a Player Score of 91, placing it in the #7 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 26,605 reviews on Steam. This breaks down to a total of 24,717 positive reviews and 1,888 negative reviews — making it "Very Positive" on Steam.

It is priced at $4.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $4.99
Release Date 8/2/2016
Developer Giant Squid
Publisher 505 Games
Steam App Id 384190

8. Cast n Chill

Cast n Chill is a cozy idle (and active) fishing game where you explore serene lakes, rivers, and oceans. Catch rare fish, upgrade your gear and reel in legendary catches - all with your loyal companion by your side.

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Cast n Chill has achieved a Player Score of 90, placing it in the #8 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 3,255 reviews on Steam. This breaks down to a total of 3,049 positive reviews and 206 negative reviews — making it "Very Positive" on Steam.

It is priced at $11.99 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $11.99
Release Date 6/16/2025
Developer Wombat Brawler
Publisher Wombat Brawler
Steam App Id 3483740

9. FAR: Changing Tides

An atmospheric vehicle adventure that follows the emotional journey of a boy and his ship as he embarks on a voyage to find a new home.

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FAR: Changing Tides has achieved a Player Score of 89, placing it in the #9 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 4,971 reviews on Steam. This breaks down to a total of 4,594 positive reviews and 377 negative reviews — making it "Very Positive" on Steam.

It is priced at $5.99 to play and can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $5.99
Release Date 3/1/2022
Franchise Frontier Developments
Developer Okomotive
Publisher Frontier Foundry
Steam App Id 1570010

10. 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.

Subnautica: Below Zero banner

Subnautica: Below Zero has achieved a Player Score of 89, placing it in the #10 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 99,017 reviews on Steam. This breaks down to a total of 89,501 positive reviews and 9,516 negative reviews — making it "Very Positive" on Steam.

It is priced at $9.89 to play and can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.

Steam Price $9.89
Release Date 5/13/2021
Franchise KRAFTON, Inc.
Developer Unknown Worlds Entertainment
Publishers
Steam App Id 848450

More Underwater Steam Deck Verified Games

Explore even more rankings for the 10 best Underwater games available on Steam.

ImageName
Actions
Subnautica steam charts
4,026
1/24/2018
96
$9.89
Steam Charts
DAVE THE DIVER steam charts
2,797
6/28/2023
96
$11.99
Steam Charts
Loddlenaut steam charts
26
11/16/2023
94
$8.99
Steam Charts
Swallow the Sea steam charts
1
9/3/2021
93
Free
Steam Charts
Pools steam charts
22
4/26/2024
92
$6.36
Steam Charts
Another Crab's Treasure steam charts
101
4/25/2024
92
$17.99
Steam Charts
ABZU steam charts
20
8/2/2016
91
$4.99
Steam Charts
Cast n Chill steam charts
508
6/16/2025
90
$11.99
Steam Charts
FAR: Changing Tides steam charts
14
3/1/2022
89
$5.99
Steam Charts
Subnautica: Below Zero steam charts
1,107
5/13/2021
89
$9.89
Steam Charts

Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Reviews and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.

  • Valve Corporation. (2025, October 2). Steam Store. Steam Store.
  • Valve Corporation. (2025, October 2). Subnautica on Steam. Steam Store.
  • Valve Corporation. (2025, October 1). DAVE THE DIVER on Steam. Steam Store.
  • Valve Corporation. (2025, September 30). Loddlenaut on Steam. Steam Store.
  • Valve Corporation. (2025, October 1). Swallow the Sea on Steam. Steam Store.
  • Valve Corporation. (2025, September 29). Pools on Steam. Steam Store.
  • Valve Corporation. (2025, October 1). Another Crab's Treasure on Steam. Steam Store.
  • Valve Corporation. (2025, September 24). ABZU on Steam. Steam Store.
  • Valve Corporation. (2025, October 2). Cast n Chill on Steam. Steam Store.
  • Valve Corporation. (2025, September 30). FAR: Changing Tides on Steam. Steam Store.
  • Valve Corporation. (2025, September 29). Subnautica: Below Zero on Steam. Steam Store.

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