.HMK File Extension
File TypeHallmark Card Studio File
|Category||Page Layout Files|
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is an HMK file?
Greeting card project created with Hallmark Card Studio; may be a birthday card, invitation, letter, or other kind of card; can include images (user photos or pictures bundled with the program) and custom-formatted text.
For a professional look, cards created with Hallmark Card Studio can be printed on Hallmark Premium Blank Greeting Cards paper, a 85 lb heavyweight card stock with a coated matte finish.