Push-notifications have recently become one of the essential attributes of mobile applications. Thus, according to a study by Accengage, 7.8% of mobile users respond to these kinds of messages, which means an impressive potential increase to the existing conversion rates of your software. Generally speaking, push technology is beneficial in that it gives the user targeted information that may be useful to them individually. Partly for this reason, push-notifications have become an integral attribute of the concept of Progressive Web Applications (PWA) – a project of Google, which was first introduced to the public in 2015 and is gradually becoming one of the mainstream formats in web development. But let’s dive a bit deeper into the related definitions, discuss push-notifications in the context of promoting info via PWA, and take a look at a clear example of how to integrate a specific PWA notification (Android version).