The App Store is it's biggest differentiator. The Shopify core covers what 80% of online stores will need and the app store covers the other 20%— that way the core doesn't get bloated with features most stores don't need. Shopify is not the only ecommerce website builder to offer an app stores but they have significantly more apps than any competitor:
Make Your Own Website US
On most builders you can create your website in less than an hour. We don’t recommend being quite so quickfire about it, though. The best way to make a website is to give yourself a solid day to play around with the software and fine tune your site. It can take much longer than this to make a website site though – it depends on how many pages you have and how much customization you need to do.
"I am very happy that you guys released this, not only it is a great idea it was executed properly. I will use this to build a basic AMP site for a customer. i looked at the video and demo sites and was very happy with what could be done. I would really like for Mobirise team to add more widgets to your free website design software. I am confident that you will be at the top of the market if you add more functionality without loosing intuitiveness! What makes products like this great is many features but so easy to use Thanks!"
On more than one occasions that we contacted their support (via email), we received an answer no earlier and no later than exactly 48h later. Also, it’s important to note that their social media channels have the latest updates in the middle of 2017. Considering these two factors it does awfully lot look like they have simply ditched the project and are barely serving their (yet) existing customers.
The latest fashion in website building are intelligent assistants. Bookmark, Wix ADI and, to a lesser extent, Jimdo Dolphin, all promise to use some kind of magic formula to get your website right with the first draft. Using Bookmark’s AiDA assistant we were left wondering where the intelligent assistant should get the information of what to put on your website. All you enter is your business name and the industry. The outcome was not terrible but it’s also not better than a website created without an assistant.