Online WK1 Converter

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Information about WK1 file format

Name WK1
Full name Lotus 1-2-3 spreadsheet
File extension .wk1
MIME type
Developed by IBM
Type of format
Description WK1 file extension is associated with Lotus 1-2-3 version 2.x and used for spreadsheet documents. The WK1 files were used as the default spreadsheet format of Lotus 1-2-3 version 2 including rows and columns, formulas etc. Lotus 1-2-3 is a discontinued product.
Technical details
Associated programs Lotus 1-2-3
Convert from WK1