A mobile browser game can feel just like a native app because it loads quickly...

https://www.normalbookmarks.win/a-good-mobile-browser-game-feels-native-because-it-works-smoothly-in-portrait

A mobile browser game can feel just like a native app because it loads quickly and works smoothly, even on slower connections. It supports portrait mode for easy one-handed play and uses touch-friendly controls that respond well to taps and swipes