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

https://station-wiki.win/index.php/How_Do_Designers_Decide_What_Stays_On_Screen_vs_In_a_Menu%3F

Designing a full-sized game for a five-inch screen is all about making smart choices, not just shrinking everything down. It means focusing on touch-first controls that feel natural on smaller displays