Best Mature Steam Deck Games
Steam currently has 5,872 Mature 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. Mature game rankings were last updated on 5/14/2025.
Looking for more? Explore other lists such as:
- Best mature games on Steam
- Best mature Steam games for Mac
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- Free mature games on Steam
- Free Steam games
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- Best rated Steam games
1. ATRI -My Dear Moments-
"As the world sank, I found you." In the near future, a sudden and unexplained sea rise has left much of human civilization underwater. In a little town slowly being enveloped by the ocean, an unforgettable summer is about to begin for a boy and a mysterious robot girl...
ATRI -My Dear Moments- holds the #1 spot for "best Mature Steam Deck game" with a Player Score of 96. Its score was calculated by analyzing a total of 20,857 reviews on Steam. This breaks down to a total of 20,559 positive reviews and 298 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $20.99 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 | $20.99 |
| Release Date | 6/18/2020 |
| Franchise | ANIPLEX.EXE |
| Developers | |
| Publishers | |
| Steam App Id | 1230140 |
2. The Witcher 3: Wild Hunt
You are Geralt of Rivia, mercenary monster slayer. Before you stands a war-torn, monster-infested continent you can explore at will. Your current contract? Tracking down Ciri — the Child of Prophecy, a living weapon that can alter the shape of the world.
The Witcher 3: Wild Hunt has achieved a Player Score of 96, placing it in the #2 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 823,231 reviews on Steam. This breaks down to a total of 796,885 positive reviews and 26,346 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $39.99 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 | $39.99 |
| Release Date | 5/18/2015 |
| Franchise | CD PROJEKT RED |
| Developer | CD PROJEKT RED |
| Publisher | CD PROJEKT RED |
| Steam App Id | 292030 |
3. Split Fiction
Embrace mind-blowing moments as you’re pulled deep into the many worlds of Split Fiction, a boundary-pushing co-op adventure.
Split Fiction has achieved a Player Score of 96, placing it in the #3 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 80,888 reviews on Steam. This breaks down to a total of 78,913 positive reviews and 1,975 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $49.99 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 | $49.99 |
| Release Date | 3/6/2025 |
| Franchise | Electronic Arts |
| Developer | Hazelight Studios |
| Publisher | Electronic Arts |
| Steam App Id | 2001120 |
4. South Park™: The Stick of Truth™
From the perilous battlefields of the fourth-grade playground, a young hero will rise, destined to be South Park’s savior. From the creators of South Park, Trey Parker and Matt Stone, comes an epic quest to become… cool. Introducing South Park™: The Stick of Truth™.For a thousand years, the battle has been waged.
South Park™: The Stick of Truth™ has achieved a Player Score of 96, placing it in the #4 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 68,259 reviews on Steam. This breaks down to a total of 66,594 positive reviews and 1,665 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $29.99 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 | $29.99 |
| Release Date | 3/5/2014 |
| Developer | Obsidian Entertainment |
| Publisher | Ubisoft |
| Steam App Id | 213670 |
5. The Walking Dead
A five-part adventure horror series set in the same universe as Robert Kirkman’s award-winning comic book series.
The Walking Dead has achieved a Player Score of 96, placing it in the #5 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 73,365 reviews on Steam. This breaks down to a total of 71,369 positive reviews and 1,996 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $1.49 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 | $1.49 |
| Release Date | 4/24/2012 |
| Developer | Telltale Games |
| Publisher | Skybound Games |
| Steam App Id | 207610 |
6. POSTAL 2
Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?
POSTAL 2 has achieved a Player Score of 95, placing it in the #6 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 115,890 reviews on Steam. This breaks down to a total of 112,250 positive reviews and 3,640 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.99 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.
| Steam Price | $9.99 |
| Release Date | 11/2/2012 |
| Franchise | Postal Franchise |
| Developer | Running With Scissors |
| Publisher | Running With Scissors |
| Steam App Id | 223470 |
7. 星空列车与白的旅行
The train you took, piercing the night sky and galloping under the stars, was refreshing-it was really a great value trip. In the solo journey under the refreshing night breeze, I met casual passengers and the loving and loving flight attendants.
星空列车与白的旅行 has achieved a Player Score of 95, placing it in the #7 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 5,318 reviews on Steam. This breaks down to a total of 5,253 positive reviews and 65 negative reviews — making it "Overwhelmingly 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 | 5/14/2021 |
| Developer | しらたまこ |
| Publishers | |
| Steam App Id | 1567800 |
8. Aokana - Four Rhythms Across the Blue
In a world where flying through the sky is as simple as riding a bicycle, the sport "Flying Circus" is all the rage. Following the discovery of anti-gravitons, special shoes that allow an individual to fly, Anti-Graviton Shoes, took the world by storm.
Aokana - Four Rhythms Across the Blue has achieved a Player Score of 94, placing it in the #8 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 5,811 reviews on Steam. This breaks down to a total of 5,693 positive reviews and 118 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $16.79 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 | $16.79 |
| Release Date | 9/27/2019 |
| Franchise | 株式会社HIKARI FIELD |
| Developers | |
| Publishers | |
| Steam App Id | 1044620 |
9. NEKOPARA Vol. 4
Despite the popularity of, "La Soleil", Kashou's father continues to disapprove of it. Determined to get his father to approve of him, Kashou journeys to France to seek advice from the teacher who taught him his craft. A new chapter awaits in the next volume of the NEKOPARA series!
NEKOPARA Vol. 4 has achieved a Player Score of 94, placing it in the #9 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 8,615 reviews on Steam. This breaks down to a total of 8,388 positive reviews and 227 negative reviews — making it "Overwhelmingly Positive" on Steam.
It is priced at $9.99 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 | $9.99 |
| Release Date | 11/26/2020 |
| Developer | NEKO WORKs |
| Publisher | Sekai Project |
| Steam App Id | 1406990 |
10. Yakuza 0
SEGA’s legendary Japanese series finally comes to PC. Fight like hell through Tokyo and Osaka as junior yakuza Kiryu and Majima. Take a front row seat to 1980s life in Japan in an experience unlike anything else in video gaming, with uncapped framerates and 4K resolutions. A legend is born.
Yakuza 0 has achieved a Player Score of 94, placing it in the #10 spot for the best Mature Steam Deck games. Its score was calculated by analyzing a total of 73,437 reviews on Steam. This breaks down to a total of 70,248 positive reviews and 3,189 negative reviews — making it "Overwhelmingly 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 | 8/1/2018 |
| Developer | Ryu Ga Gotoku Studio |
| Publisher | SEGA |
| Steam App Id | 638970 |
More Mature Steam Deck Verified Games
Explore even more rankings for the 10 best Mature games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 96 | 6/18/2020 | 96 | $20.99 | Steam Charts | |
| 31,251 | 5/18/2015 | 96 | $39.99 | Steam Charts | |
| 20,212 | 3/6/2025 | 96 | $49.99 | Steam Charts | |
| 269 | 3/5/2014 | 96 | $29.99 | Steam Charts | |
| 901 | 4/24/2012 | 96 | $1.49 | Steam Charts | |
| 387 | 11/2/2012 | 95 | $9.99 | Steam Charts | |
| 35 | 5/14/2021 | 95 | $19.99 | Steam Charts | |
| 85 | 9/27/2019 | 94 | $16.79 | Steam Charts | |
| 32 | 11/26/2020 | 94 | $9.99 | Steam Charts | |
| 880 | 8/1/2018 | 94 | $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 14). Steam Store. Steam Store.
- Valve Corporation. (2025, May 14). ATRI -My Dear Moments- on Steam. Steam Store.
- Valve Corporation. (2025, May 30). The Witcher 3: Wild Hunt on Steam. Steam Store.
- Valve Corporation. (2025, June 1). Split Fiction on Steam. Steam Store.
- Valve Corporation. (2025, May 28). South Park™: The Stick of Truth™ on Steam. Steam Store.
- Valve Corporation. (2025, May 29). The Walking Dead on Steam. Steam Store.
- Valve Corporation. (2025, May 14). POSTAL 2 on Steam. Steam Store.
- Valve Corporation. (2025, May 14). 星空列车与白的旅行 on Steam. Steam Store.
- Valve Corporation. (2025, May 30). Aokana - Four Rhythms Across the Blue on Steam. Steam Store.
- Valve Corporation. (2025, May 30). NEKOPARA Vol. 4 on Steam. Steam Store.
- Valve Corporation. (2025, May 28). Yakuza 0 on Steam. Steam Store.