Safari 26 on iPhone and iPad helps many websites feel more like apps by...

https://charlie-wiki.win/index.php/Can_Safari_26_Web_Apps_Run_in_Full_Screen_Like_Native_Apps%3F

Safari 26 on iPhone and iPad helps many websites feel more like apps by improving the Home Screen experience. When you add a site to your Home Screen, it can now open as a web app without the usual browser bars and controls