For most newer mobile devices, a 16:9 aspect ratio is preferable.
You can scale the game to fit the mobile screen size by changing a property in GDevelop. Find information about this here: How to Make Game Fit Screen Size?
For most newer mobile devices, a 16:9 aspect ratio is preferable.
You can scale the game to fit the mobile screen size by changing a property in GDevelop. Find information about this here: How to Make Game Fit Screen Size?