From either of those, you can then export to GEDCOM and then have the data in a format most programs can read. So you could try loading those files directly from The Master Genealogist or Family Tree Builder. GenBridge is also available in My Heritage's Family Tree Builder which is free, without support of the FBK backup file format.

GenBridge is still available in the current version of The Master Genealogist and you can download a 30-day free trial. GenBridge was first made available in The Master Genealogist version 3.5 in 1998 and was updated in 2004. backups of FTW fies, so if you can read the FTW file, you won't have to worry about the FBK file. FBK files are Family Tree Maker for Windows backup files, i.e. Tamura Jones writes that GenBridge supports FTW, FTM and FBK files. The reason why I believe so is that Wholly Genes developed GenBridge quite a number of years ago to read in the formats available at the time, but haven't updated it. It is possible that the GenBridge technology, developed by WhollyGenes - the maker of The Master Genealogist can read those files.

Family tree maker mac 3.1