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.

Tapcart has been called the "Shopify for mobile apps" and it's drag-and-drop platform let brands customize their mobile app including layout, product detail pages, integrate checkout options, include product reviews, and even add other branded content (i.e., blogs, lookbooks, videos, live video, and more). Tapcart also lets merchants sync directly from Shopify in realtime so inventory, products, and collection are all up-to-date.

Yotpo helps brands collect product reviews that build social proof, crucial for driving sales. With AI-powered review widgets, Yotpo can easily gather high-quality product reviews that influence customer purchasing decisions. Yotpo's partner integrations allow brands to display reviews and star ratings across social media and search engines like Google as well.

Recharge is the leading Shopify subscription solution for online businesses. It makes it easy to transform one-time products into subscription options.

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.