.WK5 File Extension

There is only one file type that uses the .WK5 extension:

Lotus 5 Worksheet

Lotus 5 Worksheet

Spreadsheet created by Lotus 1-2-3, version 5; contains data arranged by rows and columns, including numbers, text, and formulas; used for storing data and computing formulas.

Software's name License Platforms
IBM Lotus 1-2-3 IBM Lotus 1-2-3 MacWindows
Microsoft Excel Microsoft Excel Commercial MacWindows

Updated: March 14, 2010

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