Safari 26 on iPhone and iPad helps websites act more like real apps. When you...

https://oscar-wiki.win/index.php/Website_vs_App_from_a_User_Perspective:_Does_It_Even_Matter_Anymore%3F

Safari 26 on iPhone and iPad helps websites act more like real apps. When you add a site to your Home Screen, Safari offers an 'Open as Web App' option that lets the site run without the usual browser bars