Relax Pro released
polycounter lvl 12
Relax Pro is a modifier for 3ds Max that smooths meshes while preserving
their volume unlike the standard Relax which shrinks them a lot. You
can set it to slide vertices over the surface so no volume loss happens.
Get it from https://mariussilaghi.com/products/relax-pro
https://www.youtube.com/watch?v=lKXZyLFVols