Home : File Types : XLL File

.XLL File Extension

File TypeExcel Add-In File

DeveloperMicrosoft
Popularity
3.0 (7 Votes)
CategoryPlugin Files
FormatBinary
X

Binary

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

What is an XLL file?

Contains extra functions, templates, or other tools that enhance the capabilities of Microsoft Excel; similar to a standard .DLL file (Dynamic Link Library), but is specifically written for MS Excel.

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Programs that open XLL files
Windows
Microsoft Excel 2016
Mac
Microsoft Excel 2016
Updated 2/16/2007
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About XLL Files

Our goal is to help you understand what a file with a *.xll suffix is and how to open it.

The Excel Add-In file type, file format description, and Mac and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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