Free Mature Games on Steam
Steam currently has 5,872 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 6/1/2025.
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 89,594 reviews on Steam. This breaks down to a total of 73,799 positive reviews and 15,795 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 | |
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| 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 46,245 reviews on Steam. This breaks down to a total of 45,461 positive reviews and 784 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 10,303 reviews on Steam. This breaks down to a total of 5,734 positive reviews and 4,569 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. 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 56, placing it in the #4 spot for the best free Mature games. Its score was calculated by analyzing a total of 16,938 reviews on Steam. This breaks down to a total of 9,531 positive reviews and 7,407 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 |
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| Publisher | Neverland Entertainment |
| Steam App Id | 2622000 |
5. 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 86, placing it in the #5 spot for the best free Mature games. Its score was calculated by analyzing a total of 10,174 reviews on Steam. This breaks down to a total of 9,038 positive reviews and 1,136 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.
6. 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 #6 spot for the best free Mature games. Its score was calculated by analyzing a total of 27,175 reviews on Steam. This breaks down to a total of 24,232 positive reviews and 2,943 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 | 10/18/2016 |
| Franchise | Sad Panda Studios Games |
| Developer | Sad Panda Studios |
| Publisher | Sad Panda Studios |
| Steam App Id | 459820 |
7. 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 71, placing it in the #7 spot for the best free Mature games. Its score was calculated by analyzing a total of 3,043 reviews on Steam. This breaks down to a total of 2,209 positive reviews and 834 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 |
8. 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 #8 spot for the best free Mature games. Its score was calculated by analyzing a total of 6,623 reviews on Steam. This breaks down to a total of 4,204 positive reviews and 2,419 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 |
9. 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 #9 spot for the best free Mature games. Its score was calculated by analyzing a total of 18,627 reviews on Steam. This breaks down to a total of 15,486 positive reviews and 3,141 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 90,884 reviews on Steam. This breaks down to a total of 74,746 positive reviews and 16,138 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 | ||||
|---|---|---|---|---|---|---|
| 103,938 | 4/23/2024 | 81 | Free | Steam Charts | |
| 11,569 | 8/14/2023 | 96 | Free | Steam Charts | |
| 3,655 | 2/21/2024 | 55 | Free | Steam Charts | |
| 3,293 | 2/29/2024 | 56 | Free | Steam Charts | |
| 1,829 | 6/4/2022 | 86 | Free | Steam Charts | |
| 1,598 | 10/18/2016 | 87 | Free | Steam Charts | |
| 1,550 | 11/7/2024 | 71 | Free | Steam Charts | |
| 1,545 | 1/8/2025 | 63 | Free | Steam Charts | |
| 1,402 | 10/6/2020 | 81 | Free | Steam Charts | |
| 1,386 | 6/20/2019 | 81 | Free | Steam Charts | |
 | 1,365 | 8/22/2024 | 72 | Free | Steam Charts | |
 | 1,332 | 6/2/2019 | 66 | Free | Steam Charts | |
 | 1,166 | 10/4/2024 | 87 | Free | Steam Charts | |
 | 1,030 | 4/25/2025 | 63 | Free | Steam Charts | |
 | 859 | 5/19/2020 | 84 | Free | Steam Charts | |
 | 774 | 8/14/2020 | 83 | Free | Steam Charts | |
 | 707 | 7/21/2022 | 56 | Free | Steam Charts | |
 | 574 | 5/21/2025 | 66 | Free | Steam Charts | |
 | 438 | 4/9/2024 | 67 | Free | Steam Charts | |
 | 435 | 11/19/2014 | 93 | 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 1). Steam Store. Steam Store.
- Valve Corporation. (2025, June 1). Banana on Steam. Steam Store.
- Valve Corporation. (2025, May 31). VPet-Simulator on Steam. Steam Store.
- Valve Corporation. (2025, May 30). Lust Goddess on Steam. Steam Store.
- Valve Corporation. (2025, May 30). Astral Party on Steam. Steam Store.
- Valve Corporation. (2025, May 10). Wallpaper Alive on Steam. Steam Store.
- Valve Corporation. (2025, May 25). Crush Crush on Steam. Steam Store.
- Valve Corporation. (2025, May 30). Horny Villa on Steam. Steam Store.
- Valve Corporation. (2025, May 30). Desktop Mate on Steam. Steam Store.
- Valve Corporation. (2025, May 30). Action Taimanin on Steam. Steam Store.
- Valve Corporation. (2025, May 14). Dota Underlords on Steam. Steam Store.