Klaviyo is the best in class email marketing solution for eCommerce. It's powerful because it connects to your store, and you can create awesome customer segments based on past purchasing behaviors, customer preferences, and even future predictions of spending.
Shogun is a drag-and-drop eCommerce landing page builder. Using Shogun, users can build optimized, high-converting landing pages for their ecommerce stores. You can design landing pages, blog pages, product pages — or your entire Shopify store — with a powerful visual editor.
Shopify is a commerce platform that allows anyone to set up an online store and sell their products. It's the go-to eCommerce platform for young direct-to-consumer brands. It's ease of use and setup is what's most attractive to merchants, but also the incredibly vast Shopify app store.