.FAFF File

The FAFF file extension is associated with Professional Calc, an old spreadsheet program for Amiga computers.
The .faff files are spreadsheets created with the program.

How to open:

You will need a spreadsheet program with support for a specific file format in order to open your spreadsheets. Nevertheless, most non-proprietary formats are well-supported in modern spreadsheets programs.For general information please read:Basic info how to open spreadsheet files

How to convert:

Spreadsheets can be usually converted between various formats, or the data can be extracted and saved in structured text files, such as CSV (Comma Separated Value). Sometimes, export to a generatic database format is also possible. For general information please read:Basic info how to convert spreadsheet files