I absolutely agree but for beginner it is not bad,
We are developers of ArtisGL 3D Publisher and ArtisGL 3D viewer and any your comment, feedback and suggestion is really very important for us.
What about this one?
You can promote your 3D models at https://artisgl.com Also you can use ArtisGL 3D Publisher from Windows strore https://www.microsoft.com/en-am/store/p/artisgl-3d-publisher/9mz5g32q9zgw?rtc=1 and publish models on your own website