We have found 8 software records in our database eligible for .xls to .dif file format conversion.
Navy DIF is one of the legacy spreadsheet formats, but still most modern tools can save to this format. In case of xls to dif conversion, it's export from Excel. Of course no formatting will be preserved, only pure data. Perhaps even some websites with online converters can be of help here.
Updated: October 3, 2023
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.
DIF
Files with dif extension may be found as very old spreadsheets in the NAVY Data Interchange Format. Somewhat rare nowadays.