PC.net

.wks

File Type 1 Works Spreadsheet IconWorks Spreadsheet
File Format Proprietary (Microsoft)
Usage Referenced by an application; not meant to be opened manually; may run a program or script when opened
Rank ★ ★ ★  Common
Description

Spreadsheet created by the Microsoft Works spreadsheet program; contains data organized in rows and columns; MS Works is a streamlined version of MS Office and does not include all the features available in the Office programs.

Important: Excel 2007 and later may not open WKS files.

Open With
Windows

IconMicrosoft Works

IconMicrosoft Excel

macOS

IconMicrosoft Excel

Updated March 18, 2010
File Type 2 Lotus 1-2-3 Spreadsheet IconLotus 1-2-3 Spreadsheet
File Format Proprietary (IBM)
Usage Open manually
Rank ★ ☆ ☆  Uncommon
Description

Spreadsheet file created by Lotus 1-2-3; stores data in a grid of cells, which may contain formulas, alphanumeric text, or number values and are organized by rows and columns.

WKS files are used in Lotus 1-2-3 version 1.0.

Important: Excel 2007 and later may not open Lotus WKS files.

Open With
Windows

IconIBM Lotus 1-2-3

IconMicrosoft Excel

IconCorel Quattro Pro

macOS

IconMicrosoft Excel

IconPlanamesa NeoOffice

IconOpenOffice Calc

Unix

IconOpenOffice Calc

IconGnumeric

Updated 2007
Information from the PC File Extensions Reference
https://pc.net/extensions/file/wks
space