.WK! File Overview

File Extension:	WK!
File Type Description:	Lotus 1-2-3 Spreadsheet
File Type Developer:	IBM
Primary Associated Software:	Apache OpenOffice
Primary Software Developer:	Apache Software Foundation

Open your files with FileViewPro File Viewer

Download File Opener

WK!

Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall

Home File Types Spreadsheet Files WK!

What is File Extension WK!?

Release of the Gnumeric software program prompted the development of the Lotus 1-2-3 Spreadsheet file type by Open Source. Our internal web tracking data indicates that Windows 10 operating system users, and those living in United States, are the most likely to use Lotus 1-2-3 Spreadsheet files. A vast majority of these users are opting to use Google Chrome as their preferred internet browser.

Associated Developers and Software

	NeoOffice by Planamesa Software Inc.
	Lotus 1-2-3 by IBM
	Gnumeric by Open Source
	Apache OpenOffice by Apache Software Foundation

Top WK! User Languages

Top WK! File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Android
	Linux

Other File Types Related to WK! Files

Extension	File Type Developer	File Category	File Type Description
.WR!	IBM	Spreadsheet Files	Lotus 1-2-3 Spreadsheet
.123	IBM	Spreadsheet Files	Lotus 1-2-3 Spreadsheet
.WKE	IBM	Spreadsheet Files	Lotus 1-2-3 Educational Version Worksheet
.SDA	Oracle Corporation	Vector Image Files	StarOffice Drawing
.LDI	Trudi Ersvaer (co-developer)	Text Files	LDIF File
.XLS	Microsoft Corporation	Spreadsheet Files	Microsoft Excel 97 To 2003 Spreadsheet
.GFW	Open Source	GIS Files	GIF World File
.OTP	Oracle Corporation	Data Files	OpenDocument Presentation
.OTI	Apache Software Foundation	Raster Image Files	OpenDocument Image Template
.DOTX	Microsoft Corporation	Page Layout Files	Word 2007 XML Template