A PWA can
provide its own in-page UI
for the user to open the install prompt, instead of relying on the
UI provided by the browser by default. This enables a PWA to provide
some context and a reason for the user to install the PWA, and can
help make the install user flow easier to discover.
Here's
https://chromeos.dev/en/publish/pwa-in-playmore documentation about listing your PWA app in Google Play.
Here's
more documentation about listing your PWA app in Google Play.