.XLL File Overview

File Extension:	XLL
File Type Description:	Excel Add-In File
File Type Developer:	Microsoft Corporation
Primary Associated Software:	Microsoft Excel
Primary Software Developer:	Microsoft Corporation

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Home File Types Plugin Files XLL

What is File Extension XLL?

Microsoft Corporation developed the XLL file extension, also know as a Excel Add-In File file, for the Microsoft Excel software package. Data from our web servers (annonymous users) show that XLL files are most popular in United States and are often used by Windows 10. Generally, we have found that most of these people are Google Chrome users.

Associated Developers and Software

Microsoft Excel by Microsoft Corporation

Top XLL User Languages

Top XLL 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
	iOS
	Android

Other File Types Related to XLL Files

Extension	File Type Developer	File Category	File Type Description
.XLA	Microsoft Corporation	Plugin Files	Excel Add-In File
.JS	NetScape	Web Files	JavaScript File
.XMP	Adobe Systems Incorporated	Uncommon Files	Extensible Metadata Platform File
.FID	Microsoft Corporation	System Files	Windows Indexing Service File
.COL	Open Source	Data Files	Bibexcel File
.BOX	Unknown Developer	Data Files	E-mail Mailbox
.GAT	Microsoft Corporation	Data Files	Genetic Algorithm Timetabler
.MANIFEST	Microsoft Corporation	System Files	Windows Application Manifest File
.ECF	Microsoft Corporation	Plugin Files	Outlook Add-in
.GIM	Sony	Raster Image Files	PlayStation Portable Image File