.xlsb

File Type Excel Binary Spreadsheet IconExcel Binary Spreadsheet
File Format Proprietary (Microsoft)
Usage Open manually
Rank ★ ★ ★  Common
Description

Excel spreadsheet saved in the Office 2007 binary format (BIFF12); differs from the standard Excel 2007 format (.XLSX), which saves data as text using the Open XML format

Open With
Windows

IconMicrosoft Excel for Windows

IconApache OpenOffice

IconOracle Open Office

macOS

IconMicrosoft Excel for Mac

IconApache OpenOffice

IconOracle Open Office

Unix

IconApache OpenOffice

IconOracle Open Office

Updated 2007
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