Safari 26 brings a big improvement to how websites work on iPhone and iPad by...

https://www.bookmark-fuel.win/safari-26-on-iphone-and-ipad-helps-websites-feel-more-like-apps-by-improving

Safari 26 brings a big improvement to how websites work on iPhone and iPad by letting you open them right from the Home Screen like real apps. When you add a site to your Home Screen, Safari now gives you the option to “Open as Web App