What is the xlsx format?

Online xlsx Converter

.xlsx Microsoft Excel XML

XLSX is a proprietary spreadsheet file of Microsoft Excel that contains data. It contains data in rows or columns as well as charts. XLSX supports several mathematical functions also. It uses Open XML standard for containing data. It supports MS Office 2007 and above versions.

Free, fast +
You can use it on electronic devices such as computers, tablets, and mobile phones.






2 50
0MB 500 MB
Mobile phone QR code preview
Online Converter
Scan QR code to open file converter in your phone
More online tools
Choose a language
Selecting a region will change the language on OnlineConvert.com
Search format

Search for supported file types on OnlineConvert.com

Scan QR code download file
Scan QR code to download your file ""