If you are looking for a plugin to edit checkout page then WooCommerce checkout manager plugin is right module for you. This plugin enables 15 types of fields which are you are looking in WooCommerce checkout manager. These are text fields, text area, select box, multi-select box, radio button, date picker, time picker, password, message field, country list, image upload, etc. Use of this plugin is very simple. You can drag and drop the new fields in checkout page and customize the field labels. You can add fields during checkout steps such as billing and shipment. Cost of this plugin is just $25 with 100% money back guarantee.

Plugin Link: https://codecanyon.net/item/woocommerce-checkout-manager-add-custom-fields-to-checkout-order/22514305