The best 3D Modeler alternative to Sketchfab is p3d.in, which is free. If that doesn't suit you, our users have ranked more than 50 alternatives to Sketchfab and loads of them are 3D Modelers so hopefully you can find a suitable replacement. Other interesting 3D Modeler alternatives to Sketchfab are Verge3D, SketchUp 3D Warehouse, poly.pizza and Autodesk Mudbox.
Sketchfab alternatives are mainly 3D Modelers, but if you're looking for
3D Painting Apps or 3D Printing Tools you can filter on that. Other popular filters include
Free and
Open Source. You can also filter by region, for example
EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Sketchfab.
p3d is a 3D Object Viewer for online content and offers the same service as sketchfab