Min and Max for WooCommerce is the coolest WooCommerce extension to create the coolest deals with product quantity.

This module allow you display the type of quantity to sell. You can manage different unit inside the apps

Quantity Enabled for Jet Booking is a WordPress plugin that allows your customers to set the quantity of their rental products with ease.

This module allow an information about the minimum of the quantity to make an order

This apps allow you to manage your quantities discount inside products.