Module 4: Advanced web technologies

4.2.1 Why build PWAs

Progressive Web Apps are modern, mobile-first offline web apps that can compete with the best of those on native. They are meant to be the new standard of the mobile web.

Progressive Web Apps combine the engagement of native apps with the reach of the web. They are a concrete part of the Web’s platform.

Building a high-quality Progressive Web App has benefits, including making it easy to delight your users, grow engagement and increase conversions.

Here are some of the benefits:

  • Worthy of being on the home screen: When the Progressive Web App criteria are met, Chrome prompts users to add the Progressive Web Apps to their home screen.
  • Work reliably, no matter the network conditions: Service workers enabled Konga to send 63% less data for initial page loads, and 84% less data to complete the first transaction.
  • Increased engagement: Web push notifications helped eXtra Electronics increase engagement by 4X. And those users spend twice as much time on the site.
  • Improved conversions: The ability to deliver an amazing user experience helped AliExpress improve conversions for new users across all browsers by 104% and an 82% increase for iOS conversions.
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