Best Underwater Games on Steam
Steam currently has 646 Underwater games available to download and play. Explore our list of 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 5/22/2025.
Looking for more? Explore other lists such as:
- Free underwater games on Steam
- Best underwater Steam Deck games
- Best underwater Linux games on Steam
- Best underwater Steam games for Mac OS
- 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 game on Steam" with a Player Score of 96. Its score was calculated by analyzing a total of 312,689 reviews on Steam. This breaks down to a total of 303,443 positive reviews and 9,246 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 | 1/24/2018 |
| 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.
DAVE THE DIVER has achieved a Player Score of 96, placing it in the #2 spot for the best Underwater games. Its score was calculated by analyzing a total of 128,852 reviews on Steam. This breaks down to a total of 124,971 positive reviews and 3,881 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 games. Its score was calculated by analyzing a total of 4,319 reviews on Steam. This breaks down to a total of 4,237 positive reviews and 82 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. South Scrimshaw, Part One
South Scrimshaw is the story of a newborn whale in a vast alien ocean. It is a richly illustrated experimental visual novel, written in the style of a nature documentary.
South Scrimshaw, Part One has achieved a Player Score of 94, placing it in the #4 spot for the best Underwater games. Its score was calculated by analyzing a total of 1,374 reviews on Steam. This breaks down to a total of 1,363 positive reviews and 11 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. At the moment, it is possible to play South Scrimshaw, Part One on the Steam Deck (though some functionality may be limited).
| Release Date | 6/9/2023 |
| Developer | Nathan O. Marsh |
| Publisher | Nathan O. Marsh |
| Steam App Id | 2443110 |
5. Insaniquarium Deluxe
The craziest aquarium game ever! Tend to your fish, keep them happy and they'll reward you with coins and jewels. Buy tank upgrades or egg parts which hatch different in-tank pets. These pets can help you feed your fish, collect coins, or even protect against the aliens that will invade your tank.
Insaniquarium Deluxe has achieved a Player Score of 93, placing it in the #5 spot for the best Underwater games. Its score was calculated by analyzing a total of 5,894 reviews on Steam. This breaks down to a total of 5,707 positive reviews and 187 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $4.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Insaniquarium Deluxe on the Steam Deck (though some functionality may be limited).
| Steam Price | $4.99 |
| Release Date | 8/30/2006 |
| Developer | PopCap Games, Inc. |
| Publishers | |
| Steam App Id | 3320 |
6. 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 #6 spot for the best Underwater games. Its score was calculated by analyzing a total of 2,295 reviews on Steam. This breaks down to a total of 2,240 positive reviews and 55 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 |
7. Northern Journey
A norwegian happysad game set in a northern land! Adventure through a beautiful and very varied wilderness. Dive, fly, use ziplines and find different weapons to aid your journey to reach the cold mountains and below. Encounter over 50 unique bosses and enemy types!
Northern Journey has achieved a Player Score of 93, placing it in the #7 spot for the best Underwater games. Its score was calculated by analyzing a total of 3,081 reviews on Steam. This breaks down to a total of 2,988 positive reviews and 93 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $11.99 to play and can be played and ran on Windows systems. At the moment, it is possible to play Northern Journey on the Steam Deck (though some functionality may be limited).
| Steam Price | $11.99 |
| Release Date | 8/18/2021 |
| Developer | Slid Studio |
| Publisher | Slid Studio |
| Steam App Id | 1639790 |
8. Feeding Frenzy 2 Deluxe
The feeding frenzy begins again! Swim and swerve through underwater worlds, chow down on smaller fish, and chomp your way to ocean supremacy. But watch out: boatloads of pesky predators are looking to make lunch out of you.
Feeding Frenzy 2 Deluxe has achieved a Player Score of 93, placing it in the #8 spot for the best Underwater games. Its score was calculated by analyzing a total of 2,343 reviews on Steam. This breaks down to a total of 2,279 positive reviews and 64 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $4.99 to play and can be played and ran on Windows systems. At the moment, it is not possible to play or run Feeding Frenzy 2 Deluxe on the Steam Deck.
| Steam Price | $4.99 |
| Release Date | 8/30/2006 |
| Developer | PopCap Games, Inc. |
| Publishers | |
| Steam App Id | 3390 |
9. Raft
Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!
Raft has achieved a Player Score of 92, placing it in the #9 spot for the best Underwater games. Its score was calculated by analyzing a total of 345,355 reviews on Steam. This breaks down to a total of 322,300 positive reviews and 23,055 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. At the moment, it is possible to play Raft on the Steam Deck (though some functionality may be limited).
| Steam Price | $19.99 |
| Release Date | 6/20/2022 |
| Franchise | Axolot Games |
| Developer | Redbeet Interactive |
| Publisher | Axolot Games |
| Steam App Id | 648800 |
10. Barotrauma
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Barotrauma has achieved a Player Score of 92, placing it in the #10 spot for the best Underwater games. Its score was calculated by analyzing a total of 74,876 reviews on Steam. This breaks down to a total of 70,257 positive reviews and 4,619 negative reviews — making it "Very Positive" on Steam.
It is priced at $34.99 to play and can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Barotrauma on the Steam Deck (though some functionality may be limited).
| Steam Price | $34.99 |
| Release Date | 3/13/2023 |
| Franchise | Daedalic Entertainment |
| Developers | |
| Publisher | Daedalic Entertainment |
| Steam App Id | 602960 |
More Underwater Games
Explore even more rankings for the 100 best Underwater games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 3,454 | 1/24/2018 | 96 | $29.99 | Steam Charts | |
| 2,264 | 6/28/2023 | 96 | $19.99 | Steam Charts | |
| 30 | 11/16/2023 | 94 | $19.99 | Steam Charts | |
| 1 | 6/9/2023 | 94 | Free | Steam Charts | |
| 71 | 8/30/2006 | 93 | $4.99 | Steam Charts | |
| 4 | 9/3/2021 | 93 | Free | Steam Charts | |
| 11 | 8/18/2021 | 93 | $11.99 | Steam Charts | |
| 18 | 8/30/2006 | 93 | $4.99 | Steam Charts | |
| 7,861 | 6/20/2022 | 92 | $19.99 | Steam Charts | |
| 4,131 | 3/13/2023 | 92 | $34.99 | Steam Charts | |
 | 34 | 8/21/2007 | 92 | $4.99 | Steam Charts | |
 | 256 | 4/25/2024 | 92 | $29.99 | Steam Charts | |
 | 15 | 4/26/2024 | 92 | $9.79 | Steam Charts | |
 | 59 | 6/23/2020 | 92 | $29.99 | Steam Charts | |
 | 232 | 1/19/2015 | 92 | $6.99 | Steam Charts | |
 | 40 | 9/13/2018 | 91 | $24.99 | Steam Charts | |
 | 18 | 8/2/2016 | 91 | $19.99 | Steam Charts | |
 | 4 | 9/17/2024 | 90 | $24.99 | Steam Charts | |
 | 532 | 9/6/2023 | 90 | $5.99 | Steam Charts | |
 | 1 | 4/12/2022 | 90 | $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. (2025, May 22). Steam Store. Steam Store.
- Valve Corporation. (2025, May 22). Subnautica on Steam. Steam Store.
- Valve Corporation. (2025, May 23). DAVE THE DIVER on Steam. Steam Store.
- Valve Corporation. (2025, May 23). Loddlenaut on Steam. Steam Store.
- Valve Corporation. (2025, May 15). South Scrimshaw, Part One on Steam. Steam Store.
- Valve Corporation. (2025, May 19). Insaniquarium Deluxe on Steam. Steam Store.
- Valve Corporation. (2025, May 14). Swallow the Sea on Steam. Steam Store.
- Valve Corporation. (2025, May 17). Northern Journey on Steam. Steam Store.
- Valve Corporation. (2025, May 15). Feeding Frenzy 2 Deluxe on Steam. Steam Store.
- Valve Corporation. (2025, May 14). Raft on Steam. Steam Store.
- Valve Corporation. (2025, May 23). Barotrauma on Steam. Steam Store.