The groom is going with the material design concept every people want the material is it good to go with a single design can’t we go with new innovation or the old pattern tht was pretty good.
Design does not matter on CodeCanyon, you’re selling code.
But a good, modern design may make some buyers happier.
All design concepts eventually die out and are replaced with something new, Material will be included. But for now, Material is thriving.
How you design your apps is up to you.