Progressive Web application, progressive Web application is a relatively new type of Web application, whose behavior is similar to native application and generally better than native application. They are Web applications that follow a slightly different approach and involve a set of additional technologies, such as service workers, checklists, and push notifications. Progressive Web applications can be downloaded to your device and stored on your home screen, making them accessible and "local like", and unlike Web applications, they can be accessed and used offline..

Application development is defined as the development and maintenance of software running on different types of computers. It refers to websites developed for mobile and computer devices. It refers to the development of applications used on mobile devices and customized development of desktop client software

Progressive web applications start from the user's device and can send push notifications directly to your mobile device without first opening a web browser. They can also work offline and load quickly, outsource offline client software and customize development