About Progressive Web Apps
Progressive web apps allow you to make a website perform and feel like a native app when added to the home screen on mobile devices or installed via the Chrome browser.
iOS
PWAs are added to the home screen on iOS devices via the share icon. iOS does not support Web App Manifests; iOS uses meta tags to hide Safari elements and to allow fullscreen mode creating a native experience.
Android
Browsers in Andriod devices like Chrome, Samsung Internet, Firefox support Web App Manifests. Splash screens and icons will be shown based on the manifest. Chrome on andriod support theme color, which affects the browser's top bar color.
Chrome
Chrome on Mac and Windows allows users to install the application that, when opened, the app runs as a native experience without certain browser elements. With a PWA properly configured chrome will prompt the user to install the app. Not supported on Chrome for iOS or Mac*