Denis Žoljom

If you want to hide some variation drop downs from the front end in your shop this is the plugin for you.
Create a variable product, set your variations and link them logically and see how the variation select appears or disappears on the front end. 
This plugin works with WooCommerce, so be sure to have WooCoommerce installed before you install this plugin. 
After that create variable product with variations, save it and then set your links in the ‘Linked attributes’ tab in the ‘Product Data’ meta box.
** Created using the best coding practices and latest standards **

Simple Linked Variations for WooCommerce

An add-on plugin for WooCommerce which allows variations to be linked together, and will then toggle drop downs on the front end based on the links ma …

vermakunal731

Free Bulk Price Update for Woocommerce is a free plugin designed to help you easily update product prices for both variable and simple products in your WooCommerce store. This plugin provides different formulas to increment, decrement, multiply, or divide product prices in bulk.
<h3>License</h3>
This plugin is licensed under the GPLv2 or later. For more information, see https://www.gnu.org/licenses/gpl-2.0.html.

Free Bulk Price Update for Woocommerce

Short Description: Update WooCommerce product prices in bulk using increment, decrement, multiply, or divide formulas for variable and simple products …

Simple Linked Variations for WooCommerce vs Free Bulk Price Update for Woocommerce