We have found 2 software records in our database eligible for .fp7 to .xls file format conversion.
FileMaker Pro supports both the import and export of Excel spreadsheets, so it may be well possible to export even old FileMaker databases like .fp7 files to Excel's XLS spreadsheet format, i.e. perform fp7 to xls conversion.
Of course this will only work if the the latest versions of FileMaker still support its own old database formats.
FP7
An fp7 file extension is related to the FileMaker Pro a database system. An fp7 file contains FileMaker database.
XLS
Files with xls extension are best known as spreadsheets from Microsoft Excel. A spreadsheet is basically a grid of cells sorted in rows and columns. Each cell can contain text, numeric or formula data. Excel XLS spreadsheets can be opened in most other similar programs, such as OpenOffice.org Calc.