A mobile browser game can feel native because it supports portrait mode, making...

https://uniform-wiki.win/index.php/Buttons_Are_Too_Small_on_Mobile_%E2%80%93_What_Tap_Target_Size_Should_I_Use%3F

A mobile browser game can feel native because it supports portrait mode, making it easy to play with one hand. It loads quickly thanks to smart caching, so you spend less time waiting