Designing a full-sized game for a five-inch screen means focusing on what...
https://sizedesk.com/what-happens-when-a-full-sized-game-has-to-fit-on-a-five-inch-screen/
Designing a full-sized game for a five-inch screen means focusing on what matters most instead of just shrinking everything. You start with touch-first controls that feel natural on small screens. Portrait mode often beats landscape for one-handed play