A mobile browser game can feel native because it’s designed to work smoothly in...

https://rileysnewcolumn.readspirex.com/posts/why-do-some-mobile-browser-games-feel-unfinished-compared-to-desktop

A mobile browser game can feel native because it’s designed to work smoothly in portrait mode, making it easy to play one-handed. It loads quickly thanks to smart caching, so you don’t have to wait