Insert an “Add To Cart” button and control the layout and style of the Add to Cart button in the WooCommerce Single template
Favorites are a Member’s Only feature, which you can access right now for FREE simply by creating your own account.
It’s that simple.
Did you see the other "WooCommerce : Add to Cart" addons like the
Add To Cart (WooCommerce)?
p.s. You can find these under the "More Like This" section on each widget/extension page :)