If you are dealing with eCommerce or any online sales at all, you most likely have heard about Shopify. They are a Canadian eCommerce company that creates various solutions for online and in-person sales and marketing. They have multiple applications available that can help you grow and improve your business. And the great thing is that some of them are completely free. We will look at the most popular Shopify apps over the past years. And we will also see how exactly they are useful.