Android (Chrome): open this page, tap the ⋮ menu, choose "Add to Home screen". It opens full-screen like an app, and alerts work once notifications are enabled above.
iPhone (Safari): tap the Share icon, choose "Add to Home Screen". On iOS 16.4+, opening it from the home screen icon lets you enable alerts above; from a regular Safari tab, alerts aren't available.
This is a saved web link, not an app-store app — no install approval needed, and it always shows the latest synced data from this domain.