.wks

File Type 1 Works Spreadsheet IconWorks Spreadsheet
File Format Proprietary (Microsoft)
Usage Open manually
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 for Windows

IconR&L WKSWDB Converter

macOS

IconMicrosoft Excel for Mac

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 for Windows

IconCorel Quattro Pro

macOS

IconMicrosoft Excel for Mac

IconPlanamesa NeoOffice

IconApache OpenOffice

Unix

IconApache OpenOffice

IconGnumeric

Updated 2007
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