Convert Excel 2003 XML Spreadsheet to xlsb

  1. Download and install the latest version of Filestar.

  2. Right click on one or more Xml file(s) on your desktop and select Convert with Filestar.

  3. Type convert to xlsb in the search box.

  4. Press Convert.

What is the difference between Excel 2003 XML Spreadsheet and .xlsb?

Extension
.xml
.xlsb
Format
Text
Binary
Category
Spreadsheet
Spreadsheet
Developer
Microsoft
Microsoft
Description
An Excel 2003 XML spreadsheet is a Microsoft Excel workbook saved as a single XML file in the SpreadsheetML format of Excel 2002/2003. It holds the worksheets, cell values, formulas and styles.
The xlsb file type is a binary file format used to store Excel spreadsheets. It is a compressed version of the xlsx file type and can only be opened in the Microsoft Excel application. Compared to the xlsx, the xlsb format is much smaller in size and is less prone to corruption.
MIME Type
application/xml
application/vnd.ms-excel.sheet.binary.macroEnabled.12

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