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

https://highstylife.com/how-do-i-add-a-website-to-my-ipad-home-screen-and-make-it-feel-like-an-app/

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