If you are looking for a tool to easily manage prices displayed on the product, category pages, and tag pages the WooCommerce “Hide Price & Hide Add to Cart Button” plugin is actually what you want.

Demo
https://codecanyon.net/item/woocommerce-hide-price-hide-add-to-cart-plugin/24391750

Download
https://www.filecad.com/mzWf/WooCommerce-Hide-Price,-Hide-Add-to-Cart-Plugin-v1.0.4.rar