Best Underwater Steam Deck Games
Steam currently has 779 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 1/5/2026.
Looking for more? Explore other lists such as:
- Best underwater games on Steam
- Best underwater Steam games for Mac
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- Free underwater games on Steam
- Free Steam games
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- Best rated Steam games
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 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 336,473 reviews on Steam. This breaks down to a total of 326,377 positive reviews and 10,096 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 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 | $29.99 |
| Release Date | 1/23/2018 |
| 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.
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 143,963 reviews on Steam. This breaks down to a total of 139,424 positive reviews and 4,539 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $19.99 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 | $19.99 |
| 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 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 5,255 reviews on Steam. This breaks down to a total of 5,153 positive reviews and 102 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $19.99 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 | $19.99 |
| 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.
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 2,393 reviews on Steam. This breaks down to a total of 2,329 positive reviews and 64 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. 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.
Cast n Chill 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 6,242 reviews on Steam. This breaks down to a total of 5,955 positive reviews and 287 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $14.99 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 | $14.99 |
| Release Date | 6/16/2025 |
| Developer | Wombat Brawler |
| Publisher | Wombat Brawler |
| Steam App Id | 3483740 |
6. Pools
Walking simulator. Explore, admire and listen. Uncanny. Relaxing. Unnerving. Eerie. Immersive. No monsters chasing you or jumping 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.
Pools 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 5,601 reviews on Steam. This breaks down to a total of 5,336 positive reviews and 265 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.79 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 | $9.79 |
| Release Date | 4/26/2024 |
| Franchise | UNIKAT Label |
| Developer | Tensori |
| Publishers | |
| Steam App Id | 2663530 |
7. 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 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 19,528 reviews on Steam. This breaks down to a total of 18,209 positive reviews and 1,319 negative reviews — making it "Very Positive" on Steam.
It is priced at $14.99 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 | $14.99 |
| Release Date | 4/25/2024 |
| Developer | Aggro Crab |
| Publisher | Aggro Crab |
| Steam App Id | 1887840 |
8. 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.
ABZU has achieved a Player Score of 91, placing it in the #8 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 26,900 reviews on Steam. This breaks down to a total of 24,999 positive reviews and 1,901 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 |
9. Critter Cove
A deep, open world life sim and town building game set in a cozy post-apocalyptic paradise. Restore your town, sail across a mysterious archipelago, rescue animal pals. Hunt for relics and farm, fish & craft everything you need. Can you help turn Critter Cove into a thriving tourist town once again?
Critter Cove has achieved a Player Score of 90, placing it in the #9 spot for the best Underwater Steam Deck games. Its score was calculated by analyzing a total of 1,743 reviews on Steam. This breaks down to a total of 1,656 positive reviews and 87 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $24.99 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 | $24.99 |
| Release Date | 9/10/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 1631470 |
10. 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.
FAR: Changing Tides 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 5,225 reviews on Steam. This breaks down to a total of 4,838 positive reviews and 387 negative reviews — making it "Very Positive" on Steam.
It is priced at $19.99 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 | $19.99 |
| Release Date | 3/1/2022 |
| Franchise | Frontier Developments |
| Developer | Okomotive |
| Publisher | Frontier Foundry |
| Steam App Id | 1570010 |
More Underwater Steam Deck Verified Games
Explore even more rankings for the 10 best Underwater games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 3,936 | 1/23/2018 | 96 | $29.99 | Steam Charts | |
| 4,533 | 6/28/2023 | 96 | $19.99 | Steam Charts | |
| 29 | 11/16/2023 | 94 | $19.99 | Steam Charts | |
| 3 | 9/3/2021 | 93 | Free | Steam Charts | |
| 477 | 6/16/2025 | 92 | $14.99 | Steam Charts | |
| 22 | 4/26/2024 | 92 | $9.79 | Steam Charts | |
| 217 | 4/25/2024 | 91 | $14.99 | Steam Charts | |
| 6 | 8/2/2016 | 91 | $4.99 | Steam Charts | |
| 54 | 9/10/2024 | 90 | $24.99 | Steam Charts | |
| 12 | 3/1/2022 | 89 | $19.99 | 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. (2026, January 5). Steam Store. Steam Store.
- Valve Corporation. (2026, January 5). Subnautica on Steam. Steam Store.
- Valve Corporation. (2026, January 13). DAVE THE DIVER on Steam. Steam Store.
- Valve Corporation. (2026, January 12). Loddlenaut on Steam. Steam Store.
- Valve Corporation. (2025, November 28). Swallow the Sea on Steam. Steam Store.
- Valve Corporation. (2026, January 8). Cast n Chill on Steam. Steam Store.
- Valve Corporation. (2026, January 10). Pools on Steam. Steam Store.
- Valve Corporation. (2025, December 16). Another Crab's Treasure on Steam. Steam Store.
- Valve Corporation. (2025, December 27). ABZU on Steam. Steam Store.
- Valve Corporation. (2026, January 6). Critter Cove on Steam. Steam Store.
- Valve Corporation. (2026, January 6). FAR: Changing Tides on Steam. Steam Store.