For Maya there is a plugin similar to snowfx for blender, you select the faces and generates snow: https://www.highend3d.com/maya/script/snow-factory-for-maya You can also go vanilla and use nparticles: https://www.artstation.com/artwork/X0950
I've used PolySnow for 3dsmax and it's great. Of course you need a shader to really make it believable, but that's true for any solution. PolySnow: https://www.cgtrader.com/3d-models/scripts-plugins/modelling/polysnow-for-3dsmax?fbclid=IwAR3oba7iv-rvcv8w3p0KfglaA8kmlk7td-GwppIFLYO2pNyWwWRYwAtc_fY The cool thing about it is…