Convert Xlsx Spreadsheets

Filestar is the ultimate Excel Open XML Spreadsheet converter and can convert .xlsx spreadsheets to 183 other formats.

Download and install the latest version of Filestar.
Right click on one or more Xlsx Spreadsheets on your desktop and select Convert with Filestar.
Type convert to in the search box and choose from the 183 available destination formats.
Press Convert.

Popular Xlsx Conversions

See all 183 destination formats

About the Xlsx file format

Name: Excel Open XML Spreadsheet
Extension: .xlsx
Format: Binary
Category: Spreadsheet
Developer: Microsoft
Description: An XLSX file is an Excel spreadsheet created by Microsoft Excel or another spreadsheet program, such as OpenOffice Calc or Apple Numbers. It stores data in worksheets, which contain cells arranged in a grid of rows and columns, and may also contain charts, mathematical functions, styles, and formatting. XLSX files are commonly used to store financial data and to create simple or complex mathematical models.
MIME Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Sample: sample.xlsx
Wikipedia: .xlsx on Wikipedia

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