By default, Metrilo captures subscribers from the Shopify and Magento 1 and 2 newsletter forms.
WooCommerce doesn't have such a inbuilt functionality so WooCommerce forms need to be integrated separately.
There is a short line of code you can use to capture your website's subscribers. Find it here:
โhttps://github.com/Metrilo/custom-integration/#form-integration
Of course, don't hesitate to reach out to us if you need any help.