To convert xlsb documents online :

  1. Upload your xlsb file.
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XLSB file extension

Online Document Converter

What is XLSB and how you can convert XLSB file?

Our Free online document converter allow you to convert your document XLSB ( Microsoft Excel 2007 Binary ) format. Upload your XLSB file and then select the format type you want to convert to, after the conversion is completed you can download the converted document file instantly or by email.

XLSB Extension

XLSB file definition

XLSB is a spreadsheet file that was designed by Microsoft Excel, it includes a spreadsheet of cells that are arranged in rows and columns. It also contains macros, charts, and formatting. XLSB files are stored in a binary format that differs from the default Open XML format. Convert your XLSB to HTML, pdf, XML and much more with Filezigzag.

Technical details for XLSB file

XLSB file combines ZIP compression and XML structure, it uses ZIP compression to reduce file sizes. This format is open and available for anyone to use. Earlier version if Excel can open XLSB files but might lose some additional functionality.

File extension


Developed by:

Microsoft Corporation.



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