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

https://atomic-wiki.win/index.php/Are_HTML5_Games_Actually_Smooth_on_iPhone_Safari_Now%3F

Safari 26 on iPhone and iPad makes many websites feel more like apps by improving Home Screen behavior and introducing 'Open as Web App.' When you add a site to your Home Screen, it now launches without the usual browser bars and controls