The WooCommerce General Deletion Plugin allows administrators to delete WooCommerce users based on various filters such as Inactive users, and user who has no order( only in woocommerce).

Inactice User

Delete Inactive Users :- This option deletes users who meet all of the following conditions:

• Never logged in (no last active date).
• Added before the selected date. ( older than a specified number of days )
• No orders placed.
• No posts created.
• No comments made.

Users with No Orders

Only delete in Woocommerce :- This option deletes Users listed in the WooCommerce Customers list but not registered as WordPress users, and who have no orders placed, will be deleted.