Safari 26 on iPhone and iPad makes many websites feel more like apps by...

https://xeon-wiki.win/index.php/What_Does_WebKit_Say_Is_New_in_Safari_26%3F

Safari 26 on iPhone and iPad makes many websites feel more like apps by improving how they work when added to your Home Screen. When you tap 'Open as Web App,' the site opens in a clean, app-like view without the browser’s address bar and buttons