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.WK4 File Extension

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File TypeLotus 4 Worksheet

DeveloperIBM
Popularity
3.2 (11 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
FormatBinary

Binary

This file is saved in a binary format, which requires a specific program to read its contents.

Definition

Spreadsheet created by IBM Lotus 1-2-3 (v.4), a spreadsheet program included with Lotus SmartSuite; stores data in cells that are organized into rows and columns; each cell can store static data or a formula, which automatically updates the value displayed in the cell.

More Information

NOTE: Previous versions of Microsoft Excel could import WK4 files, but Excel 2007 and later does not support the WK4 format.

Program(s) that open .WK4 files
Microsoft Windows LogoWindows
IBM Collaboration Solutions
Lotus 1-2-3 WK4 File Converter
Corel Quattro Pro X7
Gnumeric
Mac OS X LogoMac OS
IBM Collaboration Solutions
Lotus 1-2-3 WK4 File Converter
Linux LogoLinux
Gnumeric
Updated 8/10/2011