Safari 26 helps websites feel more like apps when you use them on iPhone and...

https://raymondsinterestingchat.quantlynix.com/posts/why-do-games-stress-test-mobile-browsers-more-than-other-apps

Safari 26 helps websites feel more like apps when you use them on iPhone and iPad. When you add a site to your Home Screen, it can now open in a cleaner, app-like view without the usual browser bars