Card Designer for Any Papers Web Manual

 The latest version is here.

 History / etc
 Contact : Please do not hesitate to send improvement requests.

Instructions

 At First; Preparing for Direct Printing to the Printer
 Export PDF File

 Choose and Edit Photo
 Print Business Cards
 Settings for Cards/Labels

"Paper size & Feed tray"
It's able to choose the paper size and the tray to feed when iOS is updated to 15 or later.