convert all your fax to tiff files in batches with Batch fax2tif.
Batch fax2tif suports all G3,G4 compressed fax files,such as Faxwizard *.FMF fax files, WinFax *.FXD/*.FXM/*.FXR/*.FXS fax files,Quick Link *.QFX fax files,raw fax such as *.g3,*.g4,*.fax files,and all other group 3,most other group 4 compressed fax files.

fax, convertor, g3, g4, fxm, fxr, fxd, fxs, fmf