Safari 26 changes how websites work on iPhone and iPad by making many of them...

https://iris-wiki.win/index.php/Can_a_Mobile_Casino_Really_Run_Fully_in_Safari_Without_an_App%3F

Safari 26 changes how websites work on iPhone and iPad by making many of them feel like apps. When you add a site to your Home Screen, it now opens as a web app—no browser bars or tabs, just the site itself