Safari 26 brings a smoother, more app-like experience to many websites on your...

https://www.kilobookmarks.win/safari-26-brings-a-new-way-to-experience-websites-on-iphone-and-ipad-by-making

Safari 26 brings a smoother, more app-like experience to many websites on your iPhone and iPad. When you add a site to your Home Screen, it now opens without the usual browser bars, letting the site feel more like a real app