Safari 26 improves how websites work on iPhone and iPad by making them feel...

https://fast-wiki.win/index.php/Why_Would_I_Use_a_Website_Instead_of_Installing_an_iPhone_App%3F

Safari 26 improves how websites work on iPhone and iPad by making them feel more like real apps. When you add a site to your Home Screen and choose 'Open as Web App,' it launches without the usual browser bars—giving you a clean, full-screen experience