WooCommerce Category Merger

Term Merger is a WooCommerce plugin that merge multiple terms (categories, tags, custom categories, custom tags) into one term (category, tag, custom category, custom tag).

Term Management Tool is a great WooCommerce plugin that merge multiple product Categories or Tags.

All posts of merging terms move into one term.

If you want to merge multiple terms into a new single term, then Term Merger provides the functionality to create a new term and merge multiple terms into a new one.