Games like 18+ for Sci-fi builder
Games like 18+ for Sci-fi builder include OMON Simulator, Cloud Meadow, Internet Cafe Simulator, Mister Furry, and Notes of Soul. We matched them by the tags players give 18+ for Sci-fi builder on Steam (Action, Adventure, Indie, Simulation, and Sexual Content): closest matches first, and among equally close ones the better-known games.
OMON Simulator
Shared: Action · Simulation · Indie
Cloud Meadow
Shared: Sexual Content · Nudity · LGBTQ+
Internet Cafe Simulator
Shared: Indie · Simulation · Sexual Content
Mister Furry
Shared: Action · Sexual Content · Adventure
Notes of Soul
Shared: Action · Adventure · Sexual Content
House Party
Shared: Simulation · Nudity · Adventure
Furry Love
Shared: Sexual Content · Adventure · Nudity
Hentai Police
Shared: Indie · Sexual Content · Simulation
LEWDAPOCALYPSE Hentai Evil
Shared: Action · Sexual Content · Nudity
Deliver Us The Moon
Shared: Adventure · Action · Indie
Book of Yog Idle RPG
Shared: Simulation · Nudity · Sexual Content
Streamer Life Simulator
Shared: Simulation · Indie · Sexual Content
Tricolour Lovestory
Shared: Sexual Content · Simulation · Nudity
Man of the House
Shared: Sexual Content · Simulation · Nudity
Atomic Heart
Shared: Adventure · Action · Sexual Content
Princess & Conquest
Shared: Sexual Content · Adventure · Nudity
Bright Memory: Infinite
Shared: Action · Indie · Sexual Content
Lost
Shared: Sexual Content · Nudity · Indie
Grand Theft Auto V Enhanced
Shared: Action · Sexual Content · Adventure
Subverse
Shared: Sexual Content · Nudity · Adventure
Date Everything!
Shared: Sexual Content · Simulation · LGBTQ+
Dream Daddy: A Dad Dating Simulator
Shared: Sexual Content · LGBTQ+ · Simulation
H-SNIPER: Middle East
Shared: Action · Indie · Adventure
Hentai Vs Furries
Shared: Adventure · Action · Sexual Content