Threeding.com is described as '3D printing marketplace where you can buy, sell or simply share for free 3D printable files' and is an app in the System & Hardware category. There are six alternatives to Threeding.com for Online / Web-based, Android and iPhone. The best alternative is Thingiverse, which is free. Other great apps like Threeding.com are Cults. (Freemium), STLFinder (Free), GrabCAD (Freemium) and Repables (Free).
Cults is a marketplace that connects designers and people who want to 3D print some objects. Cults is dedicated to all owners of 3D printers who wish to download 3D models (free or paid) guaranteed 3D printable & make premium and original creations.
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