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Sci-fi builder
Games For Pleasure · Published by Games For Pleasure · Official site ↗
Mixed — 55% positive (20 reviews) · 33 achievements
Last updated 27 Sept 2026
Sci-Fi Builder is a sandbox construction sim where you design a space station, build a colony, and control aliens, robots & NPCs. No grids, no limits — just creative freedom in space.
£9.99
Lowest price we've ever recorded
View on SteamPrices can lag the live Steam store — always confirm before buying.
Price history
Action, Adventure, Indie, Simulation · 2023 · More £5 - £15 games
Design and control a thriving colony in Sci-fi Builder, where you can freely construct alien habitats and robotic workers. Experience the limitless creativity of building your own space station.
About this game
Sci-Fi Builder is a sandbox construction and colony sim where you create your own space station, build rooms, place furniture, and control aliens, robots, and NPCs in a fully interactive sci-fi world.
🛸 What Can You Build?
Design custom sci-fi rooms with full creative freedom (no grid snapping)
Place and move furniture, props, and devices anywhere you want
Paint and recolor your station with endless style options
Control lighting and effects for cinematic space vibes
Create unique interactions between characters, robots, and props
Build societies, alien soap operas, or robot dance battles
🤖 Characters & NPCs
Hundreds of beings: humanoids, aliens, robots, and creatures
Customize outfits, personalities, and behaviors
Directly control NPCs or let AI surprise you with emergent stories
Watch colonies form, relationships spark, and chaos unfold
📦 Creative Toolbox
Space furniture, construction parts, computers, and gadgets
Custom colors for walls, outfits, and alien gear
Wardrobe customization for every character
NPC personality sliders (will your robot be flirty, moody, or feral?)
No object limits — build until your station can’t handle it
🚀 Why You’ll Love It
Sci-Fi Builder is a sandbox of pure creative freedom. Construct space stations, experiment with alien societies, and push sci-fi imagination to the limit. There’s no story, no endgame — just infinite building, roleplay, and weird cosmic fun.
So suit up, space architect — your colony awaits.
System Requirements
Will my PC run this? →Minimum
- Requires a 64-bit processor and operating system
- OS *: Windows 7 or later (64-BIT Required!!!) It is not working on 32-BIT systems!
- Processor: Intel Core i5-4590 / AMD FX 8350
- Memory: 16 GB RAM
- Graphics: NVIDIA GTX 970 / AMD Radeon R9 290
- Storage: 14 GB available space
Recommended
- Requires a 64-bit processor and operating system
Supported Languages
Latest news
AnnouncementsOfficial
Sending and receiving game play progress information
Thanks to everybody who report me the bugs in the game and give the ideas about new functions and improvements! I have made by your requests: Game play functions: + Sending and receiving game play progress information.Read full article on Community Announcements (Games For Pleasure)AnnouncementsOfficial
Fun with color
Thanks to everybody who report me the bugs in the game and give the ideas about new functions and improvements! I have made by your requests: Game play functions: + Eyes color changer + Skin color changer + Hair color changerRead full article on Community Announcements (Games For Pleasure)AnnouncementsOfficial
+ 5 new Cosplay characters
Thanks to everybody who report me the bugs in the game and give the ideas about new functions and improvements! I have made by your requests: Free Cosplay DLC update: + 5 new characters Video and more info in the Telegram channel https://t.me/bestpcgamesforfunRead full article on Community Announcements (Games For Pleasure)Patch NotesOfficial
Fixes
Thanks to everybody who report me the bugs in the game and give the ideas about new functions and improvements! I have made by your requests: Improvements: + Fix of Resource room 1 Animations: + Fix of sleeping on the bed for F Items: + Fix of mouse and keyboards collidersRead full article on Community Announcements (Games For Pleasure)AnnouncementsOfficial
New animated options for main character
Thanks to everybody who report me the bugs in the game and give the ideas about new functions and improvements! I have made by your requests: Game play functions: + S variants for main character (Now only for female. For male I will create animations a little later) + Animation speed slider for s options + Hot keys for s options 1...0 - S options changer +- - animation speed + Undress buttonRead full article on Community Announcements (Games For Pleasure)
