.QDF File Extension

Financial data format used by Quicken personal finance software for Windows; saves accounts, transactions, portfolios, and balance information.

The QDF file is the primary data file saved by Quicken. Other related ".q**" files may be recreated by Quicken as long as the QDF is valid.

Label designed with Label Matrix, a program for designing barcode, compliance, and RFID labels; may include text, images, shapes, and barcodes; can be created from scratch or from a label design template.

Document or electronic form created with Snapform Designer; saves data in a vector-based format that can be zoomed and printed without losing quality; may also contain form fields that can be filled in by the user; similar to the .PDF format, but uses proprietary Ringler Snapform formatting.

Snapform is available for Windows, Macintosh, and Linux platforms.