If you liked SpaceChem there's a good chance you'll love Infinifactory, the latest design-based puzzle game from Zachtronics!

• [b]LIKE SPACECHEM… IN 3D![/b] Design and run factories in a first-person, fully 3D environment.
• [b]HISTOGRAMS ARE BACK![/b] Optimize your solutions, and then optimize them more when you see how much better your friends did.
• [b]VISIT EXOTIC ALIEN LOCALES![/b] Explore a story-driven campaign with 50+ puzzles, audio logs, and more.
• [b]BLOCKS THAT MOVE![/b] Go beyond the campaign and push the limits of Infinifactory’s next-generation block engine in the sandbox.
• [b]STEAM WORKSHOP INTEGRATION![/b] Create, share, and play custom puzzles on Steam Workshop.

http://store.steampowered.com/app/300570/