Progressive Web Apps: A Revolutionary Technology for Websites and SEO

The world of app is constantly progressing bringing new technologies and concepts. The continuously evolving app market has recently witnessed the entry of new concept called Progressive Web Apps. This concept is slated to be the next big thing in the app industry. The Progressive Web Apps concept was first introduced by the search engine giant, Google, in 2015. Since then, the Progressive Web Apps has gained a huge attention due to its simple development and impressive user experience.


Before digging deep into the concept, let’s first learn the definition of the Progressive Web Apps.

“A Progressive Web Apps (PWAs) uses modern web capabilities to deliver an app-like user experience.” – Progressive Web Apps

Coming back to the concept, a progressive web application is a combination of best web technology and mobile apps. It smartly incorporates the web technologies in a website that aesthetically resembles an app. In simple language, the mobile websites will behave like an app. So, the Progressive Web Application could be a blow to the existing apps. Like native apps, the Progressive app will do things like push notification, background sync, working offline, an app-like look and feel, and can be set on the device home screen.

In the traditional web browsers, all the above features are available. But thanks to technology that made it possible with the new browsers supporting more HTML5 spec and advance, users will be able to experience a whole new website concept.


As the name implies, the Progressive Web Apps are progressive, responsive and app-like in nature. Listed here are some of the unique features of Progressive Web Apps.

  • As the PWAs are built with progressive enhancement as a core principle, it works for every user despite different browsers.
  • The PWAs are responsive in nature as they can fit in any device such as desktop, mobile, or tablet.
  • They are connectivity independent and can work offline or on a low quality network.
  • While using the PWAs, you will feel like using a mobile app. The features like app-style interactions and navigation impart an app-like feel.
  • Security is main concern while using any app. Thanks to HTTPS used in PWAs that prevents snooping and hacking.

How they work?

Now that you know the basics of PWAs, you must be wondering how they actually work. It works with the help of service worker. Service worker is the proxy that is actually in between the website and the browser. Service worker basically provides extra feature to the PWAs which are missing in browsers. Some of the features are:

Push Notifications: Similar to mobile apps, PWAs send message to the users that they have received a new message. And also inform the users of any new update. This is possible in a browser only due to service worker.

Background Sync: Service worker also help to update data when the user is not using the webpage or site.

Offline Caching: This feature allows the user to access few functions of the browser in offline mode. This feature is also possible with the help of service worker.

Geolocation: The PWAs also make the device geolocation friendly with the help of service worker.

SEO Advantages

If a website is not SEO friendly then all your hard work in designing the pages would go in vain. Your websites will not attract more users and will eventually die in infancy. Whether it is PWAs, mobile app or websites, it definitely needs to have a strong SEO side. You must be worried now about the SEO of PWAs. You don’t need to worry as the SEO part is also taken care of with the help of JS framework or view library like Angular or React.

End Note

Progressive Web Apps is no less than a mobile app be it Web APIs, design patterns, or marketing aspect. They are very much identical to mobile app in terms of app manifest, homescreen install support, background work functions, and less loading time. And all these are possible only with the help of service worker and App Shell.

Expert predicts that the web is the future of apps. It is present everywhere in the technology world and powers a large number of apps. Millions of apps in the app store run on web technologies. However, currently, mobile web is not so popular among users. But the Progressive Web Apps has the potential to change the trend. The future is promising for the PWAs with the integration of new technologies and concepts like cross-platform append others. So, stay in touch with the new advances in the app world to know the upcoming trend.


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