By default, all software supports multiple file extensions. Quadruple D Archiver supports at least 1 different file extensions. The basic files that Quadruple D Archiver supports are .QDA. However, not all of the extensions listed on the list are always used to save the effects of work in Quadruple D Archiver. Very often, files with such extensions are used as source data files used by Quadruple D Archiver.
Quadruple D Archiver can be used to convert file formats between the file extensions listed below. You can open a file with one of the file extensions below via Quadruple D Archiver and try to save it in another file format, also supported by Quadruple D Archiver.