ShopMessage’s Facebook Messenger Marketing platform drives sales for Shopify and Shopify Plus merchants using Facebook Messenger. Pros: It’s simple to install and intuitive to use. With one-click subscriptions, you can grow your Messenger list quickly and send targeted, personalized messages to your store visitors. Drive sales with abandoned carts, browse abandon, welcome series, upsells, shipping notifications, custom Messenger menus, and campaigns. Some reviews indicate that the app itself has problems and that sending messages to customers is difficult. Their support and responsiveness have also been mentioned in their negative reviews. Only a few integrations are available. You may not be able to integrate it with your existing tech stack.