By default, all software supports multiple file extensions. BTRIEVE Viewer supports at least 1 different file extensions. The basic files that BTRIEVE Viewer supports are .BTR. However, not all of the extensions listed on the list are always used to save the effects of work in BTRIEVE Viewer. Very often, files with such extensions are used as source data files used by BTRIEVE Viewer.
BTRIEVE Viewer 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 BTRIEVE Viewer and try to save it in another file format, also supported by BTRIEVE Viewer.