Free Mature Games on Steam
Steam currently has 7,016 Mature 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 Mature game rankings were last updated on 12/15/2025.
Looking for more? Explore other lists such as:
- Best mature games on Steam
- Best mature Steam Deck games
- Best mature Steam games for Mac OS
- Best mature Linux games on Steam
- Free Steam games
- Most played Steam games
- Best rated Steam games
1. Banana
Banana is a clicker Game, in which you click a Banana! In Banana you click the Banana to gain even more Bananas! Every 3 hours, you get dropped a banana. Each banana is also made by the community in discord. Come hang out with us and let's grow into something awesome !
Banana holds the #1 spot for "best free Mature game on Steam" with a Player Score of 81. Its score was calculated by analyzing a total of 94,668 reviews on Steam. This breaks down to a total of 77,648 positive reviews and 17,020 negative reviews — making it "Very Positive" on Steam.
It 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 | 4/23/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2923300 |
2. VPet-Simulator
Feeling like the computer desktop is too dull? Need something cute to heal oneself? Come and try this new completely free and open source V-Pet simulator. A cute and adorable pet that supports various feeding interactions to accompany you in game learning is definitely your best choice!
VPet-Simulator has achieved a Player Score of 96, placing it in the #2 spot for the best free Mature games. Its score was calculated by analyzing a total of 49,514 reviews on Steam. This breaks down to a total of 48,676 positive reviews and 838 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run VPet-Simulator on the Steam Deck.
3. Desktop Mate
Customize your PC with officially licensed, super-cute characters using the next-generation desktop mascot platform, Desktop Mate. Characters roam freely on your desktop, sitting on windows and playfully interacting with your mouse. Liven up your desktop with some new friends!
Desktop Mate has achieved a Player Score of 63, placing it in the #3 spot for the best free Mature games. Its score was calculated by analyzing a total of 7,922 reviews on Steam. This breaks down to a total of 5,104 positive reviews and 2,818 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 | 1/8/2025 |
| Developer | infiniteloop |
| Publisher | infiniteloop |
| Steam App Id | 3301060 |
4. Astral Party
Astral Party is a multiplayer party game populated by cute anime girls! Choose your favorite character, strategize skills & cards, and roll the dice to destroy friendships in this unique board game.
Astral Party has achieved a Player Score of 55, placing it in the #4 spot for the best free Mature games. Its score was calculated by analyzing a total of 19,171 reviews on Steam. This breaks down to a total of 10,568 positive reviews and 8,603 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Astral Party on the Steam Deck (though some functionality may be limited).
| Release Date | 2/29/2024 |
| Franchise | Neverland Entertainment |
| Developers | |
| Publisher | Neverland Entertainment |
| Steam App Id | 2622000 |
5. Lust Goddess
Lust Goddess is a hot and thrilling collectible card game, in which you will assemble your unique squad of sexy mercenary girls. Earn their love and trust, and they will show you their gratitude by bringing your wildest and lewdest fantasies to life!
Lust Goddess has achieved a Player Score of 55, placing it in the #5 spot for the best free Mature games. Its score was calculated by analyzing a total of 11,597 reviews on Steam. This breaks down to a total of 6,462 positive reviews and 5,135 negative reviews — making it "Mixed" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Lust Goddess on the Steam Deck (though some functionality may be limited).
| Release Date | 2/21/2024 |
| Developers | |
| Publishers | |
| Steam App Id | 2808930 |
6. Action Taimanin
An intense, gorgeous hack-and-slash action RPG from the Taimanin fame!
Action Taimanin has achieved a Player Score of 81, placing it in the #6 spot for the best free Mature games. Its score was calculated by analyzing a total of 19,039 reviews on Steam. This breaks down to a total of 15,825 positive reviews and 3,214 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 10/6/2020 |
| Developer | LiLith |
| Publisher | Infini-Brain inc. |
| Steam App Id | 1335200 |
7. Lords Mobile: Kingdom Wars
Clash with global players in this epic real-time strategy game!
Lords Mobile: Kingdom Wars has achieved a Player Score of 66, placing it in the #7 spot for the best free Mature games. Its score was calculated by analyzing a total of 5,727 reviews on Steam. This breaks down to a total of 3,837 positive reviews and 1,890 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Lords Mobile: Kingdom Wars on the Steam Deck (though some functionality may be limited).
| Release Date | 6/3/2019 |
| Developer | IGG SINGAPORE PTE. LTD. |
| Publisher | IGG SINGAPORE PTE. LTD. |
| Steam App Id | 1041320 |
8. Crush Crush
Welcome to Crush Crush - the Idle Dating Sim! Meet, flirt, and fall in love with a motley cast of girls in this heartfelt and hilarious game.
Crush Crush has achieved a Player Score of 87, placing it in the #8 spot for the best free Mature games. Its score was calculated by analyzing a total of 27,627 reviews on Steam. This breaks down to a total of 24,578 positive reviews and 3,049 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Crush Crush on the Steam Deck (though some functionality may be limited).
| Release Date | 10/19/2016 |
| Franchise | Sad Panda Studios Games |
| Developer | Sad Panda Studios |
| Publisher | Sad Panda Studios |
| Steam App Id | 459820 |
9. Aeons Echo
Aeons Echo offers a captivating role-playing adventure where sexy goddesses meet lewd mythology in a cyber-futuristic world. On your mission to save Zeus, you'll encounter kinky girls, steamy scenes, dating sim elements, interactive features, and diverse gameplay modes.
Aeons Echo has achieved a Player Score of 72, placing it in the #9 spot for the best free Mature games. Its score was calculated by analyzing a total of 3,984 reviews on Steam. This breaks down to a total of 2,942 positive reviews and 1,042 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 8/22/2024 |
| Developer | Aeons Studio |
| Publisher | Nutaku Publishing |
| Steam App Id | 2832330 |
10. Wallpaper Alive
The free and open source animated wallpaper utility for Windows! Transform your desktop with animated gifs and videos.
Wallpaper Alive has achieved a Player Score of 85, placing it in the #10 spot for the best free Mature games. Its score was calculated by analyzing a total of 11,821 reviews on Steam. This breaks down to a total of 10,354 positive reviews and 1,467 negative reviews — making it "Very Positive" 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.
More Free Mature Games
Explore even more rankings for the 100 best free Mature games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 85,779 | 4/23/2024 | 81 | Free | Steam Charts | |
| 10,876 | 8/13/2023 | 96 | Free | Steam Charts | |
| 4,380 | 1/8/2025 | 63 | Free | Steam Charts | |
| 3,219 | 2/29/2024 | 55 | Free | Steam Charts | |
| 2,308 | 2/21/2024 | 55 | Free | Steam Charts | |
| 1,059 | 10/6/2020 | 81 | Free | Steam Charts | |
| 919 | 6/3/2019 | 66 | Free | Steam Charts | |
| 886 | 10/19/2016 | 87 | Free | Steam Charts | |
| 847 | 8/22/2024 | 72 | Free | Steam Charts | |
| 819 | 6/4/2022 | 85 | Free | Steam Charts | |
 | 814 | 6/20/2019 | 81 | Free | Steam Charts | |
 | 765 | 8/26/2025 | 80 | Free | Steam Charts | |
 | 693 | 4/25/2025 | 64 | Free | Steam Charts | |
 | 659 | 11/7/2024 | 71 | Free | Steam Charts | |
 | 645 | 12/1/2025 | 70 | Free | Steam Charts | |
 | 591 | 8/14/2020 | 78 | Free | Steam Charts | |
 | 561 | 3/29/2021 | 80 | Free | Steam Charts | |
 | 541 | 5/19/2020 | 84 | Free | Steam Charts | |
 | 458 | 10/4/2024 | 86 | Free | Steam Charts | |
 | 361 | 12/8/2025 | 76 | 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, December 15). Steam Store. Steam Store.
- Valve Corporation. (2025, December 15). Banana on Steam. Steam Store.
- Valve Corporation. (2025, December 1). VPet-Simulator on Steam. Steam Store.
- Valve Corporation. (2025, December 17). Desktop Mate on Steam. Steam Store.
- Valve Corporation. (2025, December 7). Astral Party on Steam. Steam Store.
- Valve Corporation. (2025, December 17). Lust Goddess on Steam. Steam Store.
- Valve Corporation. (2025, December 15). Action Taimanin on Steam. Steam Store.
- Valve Corporation. (2025, December 17). Lords Mobile: Kingdom Wars on Steam. Steam Store.
- Valve Corporation. (2025, December 17). Crush Crush on Steam. Steam Store.
- Valve Corporation. (2025, December 16). Aeons Echo on Steam. Steam Store.
- Valve Corporation. (2025, December 2). Wallpaper Alive on Steam. Steam Store.