Safari 26 brings a smoother, app-like feel to many websites on iPhone and iPad....

https://emiliosbestinsights.rivetgarden.com/posts/can-a-web-app-replace-a-native-app-for-productivity-tools-like-notes-and-dashboards

Safari 26 brings a smoother, app-like feel to many websites on iPhone and iPad. When you add a site to your Home Screen, it now opens in a clean, distraction-free window without browser bars