Free Mature Games on Steam
Steam currently has 5,758 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 5/10/2025.
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 89,083 reviews on Steam. This breaks down to a total of 73,429 positive reviews and 15,654 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 46,057 reviews on Steam. This breaks down to a total of 45,274 positive reviews and 783 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. 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 #3 spot for the best free Mature games. Its score was calculated by analyzing a total of 10,056 reviews on Steam. This breaks down to a total of 5,593 positive reviews and 4,463 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 |
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| Steam App Id | 2808930 |
4. Amarillo's Butt Slapper
Slap it. Turn it. Slap it again. This incredible simulation of the human butt will leave you dizzy with all that bounce. It's an autoclicker, but instead of click, it slap. Way better imo.
Amarillo's Butt Slapper has achieved a Player Score of 87, placing it in the #4 spot for the best free Mature games. Its score was calculated by analyzing a total of 4,301 reviews on Steam. This breaks down to a total of 3,878 positive reviews and 423 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 Amarillo's Butt Slapper on the Steam Deck (though some functionality may be limited).
| Release Date | 10/4/2024 |
| Developer | AmarilloArts |
| Publisher | AmarilloArts |
| Steam App Id | 3231090 |
5. 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 #5 spot for the best free Mature games. Its score was calculated by analyzing a total of 27,126 reviews on Steam. This breaks down to a total of 24,186 positive reviews and 2,940 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 |
6. 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 87, placing it in the #6 spot for the best free Mature games. Its score was calculated by analyzing a total of 9,924 reviews on Steam. This breaks down to a total of 8,832 positive reviews and 1,092 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.
7. 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 #7 spot for the best free Mature games. Its score was calculated by analyzing a total of 6,441 reviews on Steam. This breaks down to a total of 4,117 positive reviews and 2,324 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 |
8. Horny Villa
All roads lead to Horny Villa: a casual NSFW merger game featuring engaging mechanics, spicy erotic content and the hottest girls. Build the villa of your wettest dreams and cast sexy babes to join you for the ride. Grab your purple robe and pipe, and create the largest empire of debauchery!
Horny Villa has achieved a Player Score of 70, placing it in the #8 spot for the best free Mature games. Its score was calculated by analyzing a total of 2,795 reviews on Steam. This breaks down to a total of 2,023 positive reviews and 772 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 Horny Villa on the Steam Deck (though some functionality may be limited).
| Release Date | 11/7/2024 |
| Developer | GreenT |
| Publisher | Nutaku Publishing |
| Steam App Id | 2903690 |
9. Lords Mobile
Clash with global players in this epic real-time strategy game!
Lords Mobile has achieved a Player Score of 66, placing it in the #9 spot for the best free Mature games. Its score was calculated by analyzing a total of 5,595 reviews on Steam. This breaks down to a total of 3,748 positive reviews and 1,847 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 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 |
10. 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 #10 spot for the best free Mature games. Its score was calculated by analyzing a total of 2,930 reviews on Steam. This breaks down to a total of 2,184 positive reviews and 746 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 |
More Free Mature Games
Explore even more rankings for the 100 best free Mature games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 113,105 | 4/23/2024 | 81 | Free | Steam Charts | |
| 3,056 | 8/14/2023 | 96 | Free | Steam Charts | |
| 2,905 | 2/21/2024 | 55 | Free | Steam Charts | |
| 2,586 | 10/4/2024 | 87 | Free | Steam Charts | |
| 2,213 | 10/19/2016 | 87 | Free | Steam Charts | |
| 1,527 | 6/4/2022 | 87 | Free | Steam Charts | |
| 1,195 | 1/8/2025 | 63 | Free | Steam Charts | |
| 1,175 | 11/7/2024 | 70 | Free | Steam Charts | |
| 931 | 6/3/2019 | 66 | Free | Steam Charts | |
| 847 | 8/22/2024 | 72 | Free | Steam Charts | |
 | 801 | 10/6/2020 | 81 | Free | Steam Charts | |
 | 746 | 6/20/2019 | 81 | Free | Steam Charts | |
 | 583 | 8/14/2020 | 83 | Free | Steam Charts | |
 | 556 | 2/29/2024 | 56 | Free | Steam Charts | |
 | 548 | 4/9/2024 | 67 | Free | Steam Charts | |
 | 471 | 4/25/2025 | 63 | Free | Steam Charts | |
 | 408 | 11/19/2014 | 93 | Free | Steam Charts | |
 | 398 | 5/19/2020 | 84 | Free | Steam Charts | |
 | 316 | 4/22/2020 | 85 | Free | Steam Charts | |
 | 316 | 10/11/2024 | 70 | 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, May 10). Steam Store. Steam Store.
- Valve Corporation. (2025, May 10). Banana on Steam. Steam Store.
- Valve Corporation. (2025, April 23). VPet-Simulator on Steam. Steam Store.
- Valve Corporation. (2025, May 10). Lust Goddess on Steam. Steam Store.
- Valve Corporation. (2025, May 9). Amarillo's Butt Slapper on Steam. Steam Store.
- Valve Corporation. (2025, May 10). Crush Crush on Steam. Steam Store.
- Valve Corporation. (2025, May 10). Wallpaper Alive on Steam. Steam Store.
- Valve Corporation. (2025, May 9). Desktop Mate on Steam. Steam Store.
- Valve Corporation. (2025, May 9). Horny Villa on Steam. Steam Store.
- Valve Corporation. (2025, May 9). Lords Mobile on Steam. Steam Store.
- Valve Corporation. (2025, May 9). Aeons Echo on Steam. Steam Store.