This Month's Trending Adult Games - September

See what adult games and NSFW content are dominating Steam's trending charts in September 2025. These mature games have achieved the highest trending scores during September 2025, representing the hottest adult gaming trends right now.

September 2025•Monthly trending champions•Sorted by peak scores
August
This Month (September)
Updated just now
Lust Goddess game
#1

Lust Goddess

ActionAdventureFree To Play

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!

56%Positive reviews
Free
Aeons Echo game
#2

Aeons Echo

Dating Sim

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.

74%Positive reviews
Free
Sex Change Contract and Molester Girl game
#3-20%

Sex Change Contract and Molester Girl

CasualRPG

Why did I become a girl?I am the Chikan who has brought many women to orgasm, and today I will be brought to orgasm instead.The woman who calls herself a god wants me to collect 1000ml of sperm to become a man.Damn! I want to fuck her, but where is my dick?Ahhhh! My proudest penis is gone!

93%Positive reviews
$16.99$13.59
Horny Villa game
#4

Horny Villa

Dating Sim

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!

72%Positive reviews
Free
Everlusting Life game
#5

Everlusting Life

ActionAdventureFree To Play

Everlusting Life — classic auto-chess game set in a fantasy world. Assemble a squad of beautiful girls to aid you on your quest to save the magical realm. Triumph in battles with strategy and win hearts with undeniable charm!

43%Positive reviews
Free
Shop Mistress NTR game
#6-20%

Shop Mistress NTR

CasualIndieSimulation

Shop Mistress NTR is a casual adult simulation game where players develop a relationship with a shopkeeper to unlock various intimate scenes — ultimately helping her fulfill a long-held desire.

70%Positive reviews
$9.99$7.99
Oni Onsen game
#7-10%

Oni Onsen

Dating SimVisual Novel

A gorgeous gay dating sim where you date hunky oni in feudal era Japan! The only way the cursed oni can get free from the onsen is by seducing the sexy samurai Asano! A yaoi, bara, bl, lgbtq+, queer visual novel!

83%Positive reviews
$26.99$24.29
Fear & Hunger game
#8

Fear & Hunger

AdventureIndieRPG

Fear & Hunger is a horror dungeon crawler set in the dark and hopeless dungeons of fear and hunger. The game is a hybrid of survival horror and dungeon crawler genres with its influences ranging from Silent Hill to Nethack. There are roguelike elements to the game as well as a heavy foundation of a j-RPG.

95%Positive reviews
$7.99
Fear & Hunger 2: Termina game
#9

Fear & Hunger 2: Termina

JRPG

F&H 2: Termina is oppressive, relentless and hopeless. A mix of jRPG and Survival Horror. Turn-based combat meets resource management. 3 days to explore the wicked town of Prehevil and find out about its dark secrets. 3 days until the pale and sickly green moon rises at its apex. Termina is upon us!

97%Positive reviews
$11.99
Tropical Monster Girls game
#10

Tropical Monster Girls

ActionEarly AccessIndie

Build relationships and homes with sexy monster girls while you fight to survive. After your ship was raided, you find yourself on a mysterious island. Gather materials, craft weapons and tools. Decorate & build your home. Let your desires be fulfilled in ways only monster girls can.

83%Positive reviews
$19.99
LoveCraft game
#11

LoveCraft

Dating Sim

Welcome to LoveCraft - home to interesting people, hot parties, exploration and fulfilling relationships! Create your world, from a unique persona to your exciting adventures.

69%Positive reviews
Free
Sex Coach: Hot Yoga game
#12

Sex Coach: Hot Yoga

Dating SimVisual Novel

Work as a yoga trainer in the city’s hottest fitness club. Train clients, build relationships, and dive into unforgettable erotic nights.

90%Positive reviews
$14.99
MagicShop3D game
#13-40%

MagicShop3D

Action

A twenty-year-old princess walks into a magic store to ask the owner for a favor. You will need to find the right spell to help the princess deal with her problem. Combine magic elements and solve interesting puzzles in order to cast spells on the princess, but no one knows what the outcome will be.

80%Positive reviews
$4.99$2.99
Seducing The Devil game
#14-20%

Seducing The Devil

Dating SimVisual Novel

Seducing The Devil is an erotic Visual Novel filled with choices and multiple endings. You'll encounter 4 major branches, each with its own unique plot. Will you follow your heart or give in to desire? The choice is yours. Are you ready to dive into a world of love and lust? Let the seduction begin!

81%Positive reviews
$14.99$11.99
Dead-End City Blues OD Edition game
#15

Dead-End City Blues OD Edition

Indie

In the slums of a futuristic city, a girl sets out to track down the drug that has taken it over. Strengthen your deck and defeat your foes in this card battling RPG.

87%Positive reviews
$8.99
Succubus Girl game
#16-35%

Succubus Girl

Dating Sim

Researcher Leo was told on his first day at the institute that he needed to look after some mysterious creature—an innocent girl who fed on semen... There seemed to be more to the girl's secret than that, but no one wanted to reveal the maddening truth.

83%Positive reviews
$11.99$7.79
Getting Inside: Hentai Story game
#17

Getting Inside: Hentai Story

Dating SimVisual Novel

🔥 Getting Inside is a visual novel where devilishly seductive beauties aren’t shy about crawling into your zipper. Is it nothing more than a lucky coincidence, though? Find out exactly what demonic forces have fallen on your head and use them wisely!

90%Positive reviews
$7.99
FlipWitch - Forbidden Sex Hex game
#18

FlipWitch - Forbidden Sex Hex

ActionAdventure

Use your newly-acquired genderbending abilities as a 'FlipWitch' to conquer evil monsters, giant bosses, and Monster Girls across the land! You'll have to use your wits in this quirky adventure to seduce everyone around you!

95%Positive reviews
$14.99
V-LOVER! game
#19

V-LOVER!

Dating SimInteractive FictionVisual Novel

You have become a manager at a VTuber production by a twist of fate, tasked with the important mission of nurturing three VTubers. In order to help them reach the pinnacle of the VTuber world, you not only need to carefully manage their schedules but also fulfill their various ♂ needs...!?

90%Positive reviews
$10.99
コイカツ！ / Koikatsu Party game
#20

コイカツ！ / Koikatsu Party

Dating Sim

Creating your own adorable anime character is a cinch! Use a robust suite of intuitive and precise tools to customize a character from the ground up, give her one of 30 different personality archetypes, and then get busy with a host of romantic options. Bring your dream waifu to laifu!

91%Positive reviews
$59.99

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