Gestaltor 2022.4.0 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Gestaltor for Mac is categorized as Design & Photo Tools. This free Mac application was originally created by UX3D GmbH. We recommend checking the downloaded files with any free antivirus.
From the developer:
Gestaltor is a visual glTF editor which allows you to natively work on the glTF and glb file formats. Gestaltor from UX3D is now officially 3D Commerce certified by the Khronos Group. This means all the glTF and glb files you create in Gestaltor will look the same in other certified viewers. glTF is a technology enabler for 3D content in the Metaverse and an ISO standard.
You may want to check out more software for Mac, such as Architekt 3D Ultimate, Farming Simulator 2011 or FontsPro 2, which might be similar to Gestaltor.