ty_h11

Easy to use!
Gives you the ability on each individual product page to add text before and/or after the price of the item.
It’s hooked into the price display so will match the style of your exisiting website.
Does not affect the actual price value so it will not interfere with cart calculations.
Works on product archives and single product pages.
Works for all product types.
Will display anywhere the price is diplayed. 
(*If using facebook for woocommerce, when linking products to a facebook shop, only the price value is pulled into facebook.)
Super lightweight plugin won’t slow down your website.

Product Price Display for Woocommerce

Built for woocommerce Edit the front-end display of the pricing for products. Compatable with your Woocommerce ecommerce store.

makenmarketing

This plugin allows you to designate certain products in your WooCommerce store to have no price. Instead, it displays a configurable button for customers to request a quote directly via a chat app (like WhatsApp).
From the settings page, you can customize: 
* The WhatsApp phone number. 
* The button text and icon. 
* The predefined message the customer will send. 
* The button colors.

Quote via Chat Button

Replaces the "Add to Cart" button with a chat button for products without a price, with customization options.

Product Price Display for Woocommerce vs Quote via Chat Button