# Installation

- [WooCommerce](/installation/woocommerce.md): Learn how to install Retainful in your WooCommerce store
- [Shopify](/installation/shopify.md): Learn how to install Retainful app in your Shopify store.
- [Setting up a Sending Domain](/installation/setting-up-a-sending-domain.md): In this article, let us see how to set up your store domain for sending emails.