WooCommerce makes it very convenient to bring your store online to sell all kinds of goods and services. It has basic pricing controls but with Price Commander for WooCommerce, you can manage your prices a whole lot faster. This plugin lets you edit your prices in bulk, schedule sales, and apply math functions.
The plugin has a user-friendly interface and lets you quickly apply discount to your items. It is compatible with variable products too. Price Commander is a commercial plugin you can find on CodeCanyon.