Safari 26 on iPhone and iPad helps websites act more like apps by improving how...

https://ericksexcellentblog.image-perth.org/how-do-i-add-a-website-to-my-iphone-home-screen-the-right-way

Safari 26 on iPhone and iPad helps websites act more like apps by improving how they work from the Home Screen. When you add a site to your Home Screen and choose 'Open as Web App,' the site launches without the usual browser bars and tabs