The WooCommerce Pricing & Discounts! Nulled plugin (WCTBP) is a powerful tool that allows the shop administrator to create. Price and discount rules that dynamically set product prices, cart discounts, or add fees to cart based on time periods. Quantity (currently in cart or item stock value left), amounts spent (per items or cart total), and user roles (for automatic role assignment give a look to companion plugin: WooCommerce Role by Amount Spent).
Demo Website Link Here