Designing a full-sized game for a five-inch screen is all about prioritizing...

https://blast-wiki.win/index.php/Does_Landscape_Really_Give_More_Space_for_Games_on_Phones%3F

Designing a full-sized game for a five-inch screen is all about prioritizing what matters most. It’s not just shrinking everything down. You focus on touch-first controls that feel natural and decide whether portrait or landscape suits the gameplay better