Free Mature Games on Steam
Steam currently has 5,220 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 1/13/2025.
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 82. Its score was calculated by analyzing a total of 85,406 reviews on Steam. This breaks down to a total of 70,637 positive reviews and 14,769 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 44,497 reviews on Steam. This breaks down to a total of 43,736 positive reviews and 761 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. 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 88, placing it in the #3 spot for the best free Mature games. Its score was calculated by analyzing a total of 3,367 reviews on Steam. This breaks down to a total of 3,080 positive reviews and 287 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.
| Release Date | 10/4/2024 |
| Developer | AmarilloArts |
| Publisher | AmarilloArts |
| Steam App Id | 3231090 |
4. 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 56, placing it in the #4 spot for the best free Mature games. Its score was calculated by analyzing a total of 8,778 reviews on Steam. This breaks down to a total of 4,919 positive reviews and 3,859 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 |
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 88, placing it in the #5 spot for the best free Mature games. Its score was calculated by analyzing a total of 26,923 reviews on Steam. This breaks down to a total of 24,083 positive reviews and 2,840 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. 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 74, placing it in the #6 spot for the best free Mature games. Its score was calculated by analyzing a total of 2,107 reviews on Steam. This breaks down to a total of 1,611 positive reviews and 496 negative reviews — making it "Mostly 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.
| Release Date | 8/22/2024 |
| Developer | Aeons Studio |
| Publisher | Nutaku Publishing |
| Steam App Id | 2832330 |
7. Lords Mobile: Last Rise of Qin
Clash with global players in this epic real-time strategy game!
Lords Mobile: Last Rise of Qin 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 5,517 reviews on Steam. This breaks down to a total of 3,709 positive reviews and 1,808 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: Last Rise of Qin 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. 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 1,130 reviews on Steam. This breaks down to a total of 822 positive reviews and 308 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on both Windows and Mac 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. Action Taimanin
An intense, gorgeous hack-and-slash action RPG from the Taimanin fame!
Action Taimanin has achieved a Player Score of 82, placing it in the #9 spot for the best free Mature games. Its score was calculated by analyzing a total of 18,258 reviews on Steam. This breaks down to a total of 15,214 positive reviews and 3,044 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 |
10. Dota Underlords
Hire a crew and destroy your rivals in this new strategy battler set in the world of Dota. Introducing Season One: Explore White Spire and earn rewards on the Battle Pass. Pick from several different game modes, play on your own or with friends, and take advantage of crossplay on PC and mobile.
Dota Underlords has achieved a Player Score of 81, placing it in the #10 spot for the best free Mature games. Its score was calculated by analyzing a total of 90,828 reviews on Steam. This breaks down to a total of 74,721 positive reviews and 16,107 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. Valve has also verified it as playable on the Steam Deck and will run well.
More Free Mature Games
Explore even more rankings for the 100 best free Mature games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 79,241 | 4/23/2024 | 82 | Free | Steam Charts | |
| 9,171 | 8/14/2023 | 96 | Free | Steam Charts | |
| 5,374 | 10/4/2024 | 88 | Free | Steam Charts | |
| 2,936 | 2/21/2024 | 56 | Free | Steam Charts | |
| 1,594 | 10/19/2016 | 88 | Free | Steam Charts | |
| 1,206 | 8/22/2024 | 74 | Free | Steam Charts | |
| 956 | 6/3/2019 | 66 | Free | Steam Charts | |
| 864 | 11/7/2024 | 70 | Free | Steam Charts | |
| 845 | 10/6/2020 | 82 | Free | Steam Charts | |
| 832 | 6/20/2019 | 81 | Free | Steam Charts | |
 | 709 | 7/20/2022 | 56 | Free | Steam Charts | |
 | 647 | 8/14/2020 | 83 | Free | Steam Charts | |
 | 597 | 7/30/2022 | 62 | Free | Steam Charts | |
 | 498 | 5/19/2020 | 85 | Free | Steam Charts | |
 | 468 | 7/17/2023 | 59 | Free | Steam Charts | |
 | 393 | 3/29/2021 | 81 | Free | Steam Charts | |
 | 363 | 4/22/2020 | 85 | Free | Steam Charts | |
 | 306 | 10/11/2024 | 70 | Free | Steam Charts | |
 | 207 | 3/25/2024 | 63 | Free | Steam Charts | |
 | 190 | 2/2/2023 | 69 | 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, January 13). Steam Store. Steam Store.
- Valve Corporation. (2025, January 13). Banana on Steam. Steam Store.
- Valve Corporation. (2025, January 15). VPet-Simulator on Steam. Steam Store.
- Valve Corporation. (2025, January 12). Amarillo's Butt Slapper on Steam. Steam Store.
- Valve Corporation. (2025, January 13). Lust Goddess on Steam. Steam Store.
- Valve Corporation. (2025, January 14). Crush Crush on Steam. Steam Store.
- Valve Corporation. (2025, January 14). Aeons Echo on Steam. Steam Store.
- Valve Corporation. (2025, January 8). Lords Mobile: Last Rise of Qin on Steam. Steam Store.
- Valve Corporation. (2025, January 14). Horny Villa on Steam. Steam Store.
- Valve Corporation. (2025, January 14). Action Taimanin on Steam. Steam Store.
- Valve Corporation. (2024, November 6). Dota Underlords on Steam. Steam Store.