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

https://trentonsexcellentthoughtss.evergrovio.com/posts/does-caching-actually-help-mobile-browser-games-for-returning-players

A mobile browser game can feel just like a native app because it supports portrait mode, making it easy to play with one hand. It loads quickly thanks to smart caching, so you’re not stuck waiting