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

https://emilyscoolnews.urbanvellum.com/posts/how-do-i-make-an-html5-game-feel-like-a-native-app-on-iphone

A mobile browser game can feel just like a native app because it supports portrait mode, making it easy to play one-handed. It loads quickly thanks to smart caching, so you jump right into the action without waiting