Based on our record, meshmixer seems to be a lot more popular than SketchUp Free. While we know about 13 links to meshmixer, we've tracked only 1 mention of SketchUp Free. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There's clara. Been around for 10+ years? https://clara.io/ There's lots of simpler ones or ones for specific needs https://www.figuro.io/ https://www.onshape.com/ https://www.tinkercad.com/ (for 3d printing?) https://sketchup.trimble.com/en/plans-and-pricing/sketchup-free https://spline.design/. - Source: Hacker News / about 2 months ago
To add a bit to what others are saying. Mesh mixer is sometimes a great tool for some of this. Source: about 2 years ago
Ah right. If you can't get the source file, you could try smoothing them out in meshmixer. Source: about 2 years ago
The quickest fix I know is to use the free meshmixer. Source: over 2 years ago
There are programs such as Meshmixer specifically intended to do that, others such as Blender which can do a good job (but beware of missing surfaces or inside-out triangles) and some CAD programs such as Fusion 360 which have the ability to convert meshes. Even Tinkercad can make some changes. It's always better to get a CAD file in a common interchange format such as a STP (STEP) file if you can, though. Source: over 2 years ago
Meshmixer seems to be no longer in developement, with their integration of similar features with fusion360 according to their site https://meshmixer.com/. Source: over 2 years ago
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
FreeCAD - An open-source parametric 3D modeler
Sculptris - Sculptris: Enter a world of digital art without barriers.
Onshape - Onshape is the first full-cloud 3D CAD system. It runs in a web browser and on any mobile device.
Sketchfab - Sketchfab is an industrial design software tool is useful for ideation and for beginners in the industrial design field.
3DPrinterOS - 3DPrinterOS is a comprehensive solution that makes it easy to manage files, machine, and users around your business.