Files with .wk1 extension are Lotus 1-2-3 Worksheets. The wk1 file format contains cells organized in rows and columns to store and analyze data. WK1 files also support charts, graphs, formulas and fu...
Files with .wk1 extension are Lotus 1-2-3 Worksheets. The wk1 file format contains cells organized in rows and columns to store and analyze data. WK1 files also support charts, graphs, formulas and functions. It is possible to open Lotus documents with OpenOffice.
The data in WK1 files uses the standard spreadsheet structure. WK1 format was created by IBM for the Lotus 1-2-3 program. Lotus 1-2-3 is included in Lotus SmartSuite which IBM acquired.
Programs that support .wk1 file extension are listed below by system platform. WK1 files can be found on any operating system. On some systems 6 programs support .wk1 files.
Microsoft Excel can open WK1 files but may lose some formatting. Excel 2007 and later versions do not support the WK1 format.
Common reasons WK1 files can’t open include lacking the right program. A simple solution is to download suitable software supporting .wk1 files. Helpful software and applications are summarized in the table.
Lotus 1-2-3
Microsoft Excel
LibreOffice Calc