with this plugin you can easy relax polygon simple
select points or edge or polygon and drag and fix your modeling in min !
there is also 2 bonus modes
the Move points,edges,polygons in surface
and the Move Stretch points,edges,polygons in free space
update 1.05
fix some bugs and cache
speed up new option selection only
update 1.06
increase more the speed for relax tool mode 😉