#1
Welutions Bulk Price Updater for PrestaShop
This module help to update product price in bulk. By this module you can update price of product according to category or overall product price at a time by increase or decrease. This module is very useful for those which need to update bulk product price at a time and not going to update it one by one.
#2
Prices By User Role for WooCommerce
Prices By User Role provides the customer dynamic pricing so that products can be offer at different prices for different customer groups. For example, if you want to charge wholesalers and retail customers with different prices or you want to add the discount for the particular role group – Prices By User Role plugin is suits perfectly for your needs.