.CRTR File Extension
File TypeMultiAd Creator Pro Document
What is a CRTR file?
Marketing document created by Creator Pro, a program used for designing business marketing materials; saves the page layout information, graphics, text, and other document data; used for printing flyers and other promotional materials.
To import Creator Pro documents into Adobe InDesign, you can export the CRTR file as a .PDF and then import it into InDesign with the PDF2ID plugin. However, the quality of the document may be reduced due to the conversion process.