Its not so much about the hotkey, ideally this can be edited to be honest. But the functionality of the alt smooth. That is actually evening out the surface based on the surroundings, its sort of a topo smooth but not just that @sacboi will check those settings out!
@NeoxI've only just started learning Blender's sculpting functionality cos can't afford zbrush atm so curious if you tried this method? (found it online) Setting Up ZBrush-style Alt-Smooth in Blender 1. Activate the Smooth brush: Hold Shift to temporarily switch to the Smooth brush. 2. Access Brush Settings: Press Ctrl +…