Convert XLTX to SIX
Convert XLTX spreadsheet documents to SIX format, edit and optimize documents online and free.
Drop Files Anywhere to Upload
An XLTX file is an Excel Open XML spreadsheet template used to build multiple XLSX files with the same layouts and formatting. It can be opened, edited, and saved in Microsoft Excel. XLTX uses XML as data structure and ZIP as data compression to reduce the file size.
Select any XLTX file from your device to start uploading it.
For advanced customized conversion, use XLTX to SIX tools and click Convert.
Wait a couple of seconds for the converter to do the hard job, then download your SIX file.
To change XLTX format to SIX, upload your XLTX file to proceed to the preview page. Use any available tools if you want to edit and manipulate your XLTX file. Click on the convert button and wait for the convert to complete. Download the converted SIX file afterward.
Follow steps below if you have installed Vertopal CLI on your macOS system.
cd to XLTX file location or include path to your input file.Follow steps below if you have installed Vertopal CLI on your Windows system.
cd to XLTX file location or include path to your input file.Follow steps below if you have installed Vertopal CLI on your Linux system.
cd to XLTX file location or include path to your input file.