Safari 26 lets many websites feel more like apps when you use them on your...

https://magic-wiki.win/index.php/How_Does_Safari_Handle_Payments_Inside_a_Website_Without_an_App%3F

Safari 26 lets many websites feel more like apps when you use them on your iPhone or iPad. When you add a site to your Home Screen, it now opens without the usual browser bars, giving a clean, app-like look