Safari 26 on iPhone and iPad brings websites closer to app-like experiences....

https://dibz.me/blog/what-is-the-difference-between-a-pwa-and-just-a-site-added-to-home-screen-1273

Safari 26 on iPhone and iPad brings websites closer to app-like experiences. When you add a site to your Home Screen, it opens without the usual browser interface—no address bar or tabs