Best Underwater Steam Deck Games
Steam currently has 729 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 10/27/2025.
Looking for more? Explore other lists such as:
- Best underwater games on Steam
- Best underwater Steam games for Mac
- Best underwater Linux games on Steam
- Free underwater games on Steam
- Free Steam games
- Most played Steam games
- 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 328,081 reviews on Steam. This breaks down to a total of 318,193 positive reviews and 9,888 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 | 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 137,636 reviews on Steam. This breaks down to a total of 133,317 positive reviews and 4,319 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 4,945 reviews on Steam. This breaks down to a total of 4,849 positive reviews and 96 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 2,358 reviews on Steam. This breaks down to a total of 2,296 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.
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 5,219 reviews on Steam. This breaks down to a total of 4,976 positive reviews and 243 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 |
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 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 18,426 reviews on Steam. This breaks down to a total of 17,290 positive reviews and 1,136 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.
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 26,665 reviews on Steam. This breaks down to a total of 24,776 positive reviews and 1,889 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 | 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.
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 3,480 reviews on Steam. This breaks down to a total of 3,259 positive reviews and 221 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.
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 5,035 reviews on Steam. This breaks down to a total of 4,655 positive reviews and 380 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 |
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 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 99,400 reviews on Steam. This breaks down to a total of 89,809 positive reviews and 9,591 negative reviews — making it "Very 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 | 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.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 2,699 | 1/23/2018 | 96 | $14.99 | Steam Charts | |
| 1,441 | 6/28/2023 | 96 | $19.99 | Steam Charts | |
| 20 | 11/16/2023 | 94 | $19.99 | Steam Charts | |
| 1 | 9/3/2021 | 93 | Free | Steam Charts | |
| 9 | 4/26/2024 | 92 | $9.79 | Steam Charts | |
| 188 | 4/25/2024 | 92 | $17.99 | Steam Charts | |
| 14 | 8/2/2016 | 91 | $19.99 | Steam Charts | |
| 341 | 6/16/2025 | 90 | $11.99 | Steam Charts | |
| 17 | 3/1/2022 | 89 | $19.99 | Steam Charts | |
| 709 | 5/13/2021 | 89 | $14.99 | 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. (2025, October 27). Steam Store. Steam Store.
- Valve Corporation. (2025, October 27). Subnautica on Steam. Steam Store.
- Valve Corporation. (2025, October 27). DAVE THE DIVER on Steam. Steam Store.
- Valve Corporation. (2025, October 20). Loddlenaut on Steam. Steam Store.
- Valve Corporation. (2025, October 8). Swallow the Sea on Steam. Steam Store.
- Valve Corporation. (2025, October 6). Pools on Steam. Steam Store.
- Valve Corporation. (2025, October 23). Another Crab's Treasure on Steam. Steam Store.
- Valve Corporation. (2025, October 15). ABZU on Steam. Steam Store.
- Valve Corporation. (2025, October 23). Cast n Chill on Steam. Steam Store.
- Valve Corporation. (2025, October 21). FAR: Changing Tides on Steam. Steam Store.
- Valve Corporation. (2025, October 27). Subnautica: Below Zero on Steam. Steam Store.