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