.WK1 file extension

This is the basic program to work with .WK1 extension

Lotus SmartSuite Release 1-2-3 Worksheet

The program works with the following extensions: sym, lwp, smm, wk1, pre, mas, wk3, wk4, wt4, apr, apt, mpr, pal, mwp, vew, dgm, smc, prz and 123

.WK1 extension is also supported by the following programs:

Lotus SmartSuite 97 1-2-3 Worksheet

KeyView for Lotus WK1 File

Keyview for Lotus is a freely distributed program for viewing Lotus documents.

Lotus 1-2-3 1-2-3 Worksheet

IBM Lotus offers powerful ways to work with numbers.

Lotus SmartSuite - English 1-2-3 Worksheet

AppleWorks WK1 File

word processor, spreadsheet, database, drawing.