iPhone/iPad: open the browser Share menu → Add to Home Screen → Add. Keep Open as Web App enabled if shown. If the option is missing, open this website in Safari.
Android: in Chrome or another supported browser, open ⋮ → Install app or Add to Home screen and confirm. From WhatsApp or Instagram, open the site in Chrome first.
Use the Install icon in the Chrome or Edge address bar, or Install app in the browser menu. In Safari on Mac, use File → Add to Dock.
Open the app from your Home Screen. Fresh forecasts, payments and audio streaming need internet. Installing does not automatically enable notifications.