Free Submarine Games on Steam
Steam currently has 216 Submarine games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free Submarine game rankings were last updated on 6/25/2025.
Looking for more? Explore other lists such as:
- Best submarine games on Steam
- Best submarine Steam Deck games
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- Most played Steam games
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1. Dread Not
Avoid your watery grave in this asymmetrical co-op horror game where you and a friend take the roles of a submarine Pilot and Mechanic. Work together to repair the ship, solve puzzles, avoid a deadly creature, and make it back to the surface before time runs out! It's time to Sync or Swim
Dread Not holds the #1 spot for "best free Submarine game on Steam" with a Player Score of 42. Its score was calculated by analyzing a total of 217 reviews on Steam. This breaks down to a total of 88 positive reviews and 129 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 6/15/2025 |
| Developer | Leviathan Interactive |
| Publisher | Leviathan Interactive |
| Steam App Id | 3616560 |
2. Retro Commander
Retro Commander is a post-apocalyptic real-time strategy wargame (RTS).
Retro Commander has achieved a Player Score of 72, placing it in the #2 spot for the best free Submarine games. Its score was calculated by analyzing a total of 317 reviews on Steam. This breaks down to a total of 243 positive reviews and 74 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Retro Commander on the Steam Deck (though some functionality may be limited).
| Release Date | 11/24/2023 |
| Developer | Noble Master LLC |
| Publisher | Noble Master LLC |
| Steam App Id | 338820 |
3. 无畏舰队：炮火战争（Noah City:Rise of the conqueror）
Noah City:Rise of the conqueror is a SLG game. It takes place in an alternative reality where a great naval war is spreading all over the world. it focus on developing players’ gears and finding a comfortable pace of the gameplay, players who are fond of SLG games, you certainly cannot miss it!
无畏舰队：炮火战争（Noah City:Rise of the conqueror） has achieved a Player Score of 63, placing it in the #3 spot for the best free Submarine games. Its score was calculated by analyzing a total of 164 reviews on Steam. This breaks down to a total of 109 positive reviews and 55 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 1/24/2024 |
| Developer | LEOPARD STORM |
| Publisher | LEOPARD STORM |
| Steam App Id | 2676820 |
4. IronWolf: Free Non-VR Edition
This is the Free Non-VR version of IronWolf VR. A co-op submarine game with a light touch on realism, making the submarine sim genre accessible to a wider audience.
IronWolf: Free Non-VR Edition has achieved a Player Score of 88, placing it in the #4 spot for the best free Submarine games. Its score was calculated by analyzing a total of 552 reviews on Steam. This breaks down to a total of 522 positive reviews and 30 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play IronWolf: Free Non-VR Edition on the Steam Deck (though some functionality may be limited).
| Release Date | 9/14/2023 |
| Developer | Ionized Studios |
| Publisher | Ionized Studios |
| Steam App Id | 2530670 |
5. Salvo Subs
Destroy your friends online in Salvo Subs, a retro inspired top-down shooter. Unlock 32 submarine vessels in 10+ arena game modes.
Salvo Subs has achieved a Player Score of 75, placing it in the #5 spot for the best free Submarine games. Its score was calculated by analyzing a total of 9 reviews on Steam. This breaks down to a total of 9 positive reviews and 0 negative reviews — making it "9 user reviews" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
6. CREAMARE - The Game
In CREAMARE: The Game, players take on the role of divers to explore 9 real underwater cultural sites in the Mediterranean Sea. They must defeat a monster from the future by solving ecological challenges and puzzles related to the history of these sites.
CREAMARE - The Game has achieved a Player Score of 46, placing it in the #6 spot for the best free Submarine games. Its score was calculated by analyzing a total of 12 reviews on Steam. This breaks down to a total of 5 positive reviews and 7 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 5/30/2025 |
| Developer | 3D Research Srl |
| Publisher | CREAMARE Project |
| Steam App Id | 3154190 |
7. ENDER OCEAN - Your mission: "Clean the Ocean"
The Ender Ocean principle? Locate and collect waste (plastic bags, bottles, lost nets...) thanks to underwater robots connected to a collection boat, in order to valorize them afterwards, all from home.
ENDER OCEAN - Your mission: "Clean the Ocean" has achieved a Player Score of 63, placing it in the #7 spot for the best free Submarine games. Its score was calculated by analyzing a total of 12 reviews on Steam. This breaks down to a total of 9 positive reviews and 3 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 9/9/2022 |
| Developer | Ender Ocean |
| Publisher | Ender Ocean |
| Steam App Id | 2108210 |
8. Submorse
Chill out in a submarine as you learn Morse code! Submorse is an atmospheric, first-person game that teaches you the international Morse signals.
Submorse has achieved a Player Score of 83, placing it in the #8 spot for the best free Submarine games. Its score was calculated by analyzing a total of 176 reviews on Steam. This breaks down to a total of 162 positive reviews and 14 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Submorse on the Steam Deck (though some functionality may be limited).
| Release Date | 3/31/2021 |
| Developer | Team Monumental |
| Publisher | Team Monumental |
| Steam App Id | 912380 |
9. Voice of the Ocean
Voice of the Ocean is a single-player adventure about a lost world, and the echoes of a forgotten past. Use your voice to sing ancient melodies and explore a world lost beneath the waves. Dive into the depths to uncover the power within your song and learn why you may be the last of your kind.
Voice of the Ocean has achieved a Player Score of 68, placing it in the #9 spot for the best free Submarine games. Its score was calculated by analyzing a total of 8 reviews on Steam. This breaks down to a total of 7 positive reviews and 1 negative reviews — making it "8 user reviews" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 6/20/2025 |
| Developers | |
| Publisher | Hogeschool West-Vlaanderen |
| Steam App Id | 3367420 |
10. Scyla
Dive into the waters of Scyla, a third-person 3D exploration adventure inspired by Lovecraft's universe. Discover the mysteries hidden into the depths as you pilot a submarine through a strange cave system. Run away from a criature that stalks you.
Scyla has achieved a Player Score of 53, placing it in the #10 spot for the best free Submarine games. Its score was calculated by analyzing a total of 7 reviews on Steam. This breaks down to a total of 4 positive reviews and 3 negative reviews — making it "7 user reviews" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Scyla on the Steam Deck (though some functionality may be limited).
| Release Date | 7/15/2024 |
| Developer | Belice Studios |
| Publishers | |
| Steam App Id | 2984210 |
More Free Submarine Games
Explore even more rankings for the 36 best free Submarine games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 38 | 6/15/2025 | 42 | Free | Steam Charts | |
| 7 | 11/24/2023 | 72 | Free | Steam Charts | |
| 3 | 1/24/2024 | 63 | Free | Steam Charts | |
| 3 | 9/14/2023 | 88 | Free | Steam Charts | |
| 2 | 1/31/2025 | 75 | Free | Steam Charts | |
| 1 | 5/30/2025 | 46 | Free | Steam Charts | |
| 1 | 9/9/2022 | 63 | Free | Steam Charts | |
| 1 | 3/31/2021 | 83 | Free | Steam Charts | |
| 1 | 6/20/2025 | 68 | Free | Steam Charts | |
| 1 | 7/15/2024 | 53 | Free | Steam Charts | |
 | 1 | 1/2/2024 | 52 | Free | Steam Charts | |
 | 1 | 9/6/2023 | 83 | Free | Steam Charts | |
 | 1 | 12/8/2023 | 77 | Free | Steam Charts | |
 | 1 | 2/16/2022 | 71 | Free | Steam Charts | |
 | 1 | 5/9/2022 | 71 | Free | Steam Charts | |
 | 1 | 6/9/2023 | 94 | Free | Steam Charts | |
 | 1 | 4/14/2018 | 84 | Free | Steam Charts | |
 | 1 | 7/27/2020 | 42 | Free | Steam Charts | |
 | 1 | 7/14/2023 | 76 | Free | Steam Charts | |
 | 1 | 12/21/2023 | 89 | Free | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts 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, June 25). Steam Store. Steam Store.
- Valve Corporation. (2025, June 25). Dread Not on Steam. Steam Store.
- Valve Corporation. (2025, May 14). Retro Commander on Steam. Steam Store.
- Valve Corporation. (2025, May 19). 无畏舰队：炮火战争（Noah City:Rise of the conqueror） on Steam. Steam Store.
- Valve Corporation. (2025, May 28). IronWolf: Free Non-VR Edition on Steam. Steam Store.
- Valve Corporation. (2025, May 31). Salvo Subs on Steam. Steam Store.
- Valve Corporation. (2025, June 19). CREAMARE - The Game on Steam. Steam Store.
- Valve Corporation. (2025, March 31). ENDER OCEAN - Your mission: "Clean the Ocean" on Steam. Steam Store.
- Valve Corporation. (2025, June 15). Submorse on Steam. Steam Store.
- Valve Corporation. (2025, June 21). Voice of the Ocean on Steam. Steam Store.
- Valve Corporation. (2025, May 16). Scyla on Steam. Steam Store.