Single-player games like 4 Kingdoms Supremacy
Below are 10 single-player Steam games similar to 4 Kingdoms Supremacy, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like 4 Kingdoms Supremacy page.
Ranked picks
- 1

Horny Housewives 2
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Adventure and RPG with 4 Kingdoms Supremacy.
Dive back into the tantalizing world of "Horny Housewives" with the highly anticipated sequel, "Horny Housewives 2." This immersive open world RPG builds upon the seductive allure of the original game while introducing groundbreaking features that will captivate both new and returning players.
- 2

Indecent Desires
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares RPG and Casual with 4 Kingdoms Supremacy.
“Indecent Desires” is a very adult +18 intrigue/drama interactive game in the mould of something like the TV-series “Dallas” or “Dynasty”, with a bit of “Beverly Hills 902010” thrown into the mix (“Indecent Desires” really does feel and look like the naughty +18 lewd version of those TV-series).
- 3

Summer Clover
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Indie and Adventure with 4 Kingdoms Supremacy.
Experience a summer like never before as you become a live-in housekeeper for three charming sisters (and your supportive supervisor).
- 4

The Lust City
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Indie and Adventure with 4 Kingdoms Supremacy.
You’re a seasoned explorer on a mission with your expedition crew into the deep jungle. Find lost treasure, explore the ancient mysteries that surround the tribe and build your own harem in The Lust City!
- 5

My Best Friend's Sister
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Adventure and RPG with 4 Kingdoms Supremacy.
A night at your best friend’s house turns into a tempting choice between desire and restraint.
- 6

Sandy Planet - Season 1
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Indie and Adventure with 4 Kingdoms Supremacy.
Step into the shoes of Ralph Afraidies and prove your worth. Can you navigate the treacherous paths of power and desire?
- 7

FRESHMAN
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Adventure and RPG with 4 Kingdoms Supremacy.
FRESHMAN — an adult, choice-based visual novel that celebrates the best parts of life. Step into the shoes of a college freshman and experience all the pleasures of student life.
- 8

Tokyo Hotel
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Adventure and RPG with 4 Kingdoms Supremacy.
A young man’s erotic journey through Tokyo’s hidden pleasures
- 9

Brooks in Wild West
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Indie and Adventure with 4 Kingdoms Supremacy.
You are a modern young adult about to start your second year at university when you are suddenly sent back in time to 1896 Goldfield County. You quickly learn that you will have to adapt or die, but luckily there are several beautiful girls willing to help you.
- 10

Through the Lens
Single-player alternative to 4 Kingdoms Supremacy — playable solo, no multiplayer required. Shares Indie and RPG with 4 Kingdoms Supremacy.
A visual novel where romance and mystery intertwine. Uncover the dark secrets of Mirage Corp in Paris while diving into a medieval legend hidden within an ancient book. The past and present are about to collide.