Online XLSX to XLTX converter | Free GroupDocs Apps

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Convert XLSX to XLTX

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Convert XLSX to XLTX files online with our free spreadsheet converter. Whether you're on Windows 10, Mac, Android or iPhone, converting XLSX files is quick and easy.

Spreadsheet file formats like XLSX, XLS, ODS, and CSV are commonly used for organizing and analyzing data. XLSX and XLS are associated with Microsoft Excel and support advanced features, CSV is a simpler format, storing data as plain text. Popular applications for working with tables include Microsoft Excel, Google Sheets, and Apple Numbers.

To change XLSX to XLTX just drop your file onto the upload form, pick the output format and hit the Convert button. After the conversion is finished, download your XLTX file instantly. No email needed.

Check our video

XLSX

Microsoft Excel Open XML Spreadsheet

XLSX is a widely used file format for spreadsheets, developed by Microsoft as part of the Office Open XML standard, succeeding the older XLS format. It is supported by Microsoft Excel, Google Sheets, LibreOffice Calc, and other spreadsheet applications, ensuring cross-platform compatibility. The format is based on XML and stored in a compressed ZIP container, enabling features like advanced formulas, charts, conditional formatting, and support for large datasets while maintaining smaller file sizes compared to its predecessor.

XLTX

Microsoft Excel Open XML Template

XLTX is a file format used for Excel Open XML Spreadsheet Templates, designed to store pre-formatted spreadsheet layouts for creating consistent and reusable Excel documents. It is supported by Microsoft Excel, LibreOffice Calc, and other spreadsheet applications, enabling users to create, edit, and share templates across platforms. The format is based on XML and ZIP compression, allowing for structured data storage, advanced formatting, and customization options such as formulas, styles, and macros.

How it works

How to convert XLSX to XLTX

Step 1

Click inside the file drop area to upload XLSX file or drag & drop XLSX file.

Step 2

Click on Convert button. Your XLSX files will be uploaded and converted to XLTX result format.

Step 3

Download link of result files will be available instantly after conversion.

Step 4

You can also send a link to the XLTX file to your email address.

FAQ

Questions & Answers

How do I retrieve my converted XLSX file?

At the end of the conversion, you’ll get a direct download link. You can either download the file immediately or email the link to yourself for convenience.
How long should I wait for my XLSX to be converted?

The process is usually very fast. For standard-sized XLSX, conversion typically takes only a few seconds.
Why is my XLSX file taking longer to convert?

File conversion speed depends on factors like file size, format complexity, and the required re-encoding and compression, all of which can contribute to longer processing times.
Is this XLSX to XLTX converter compatible with all operating systems?

Yes! Our converter works online on any OS, including Linux, Mac, and Android. As long as you have a web browser, you can convert XLSX without downloading any software.
Is it safe to use this tool for XLSX to XLTX conversion?

Definitely! Your files remain private and secure. The download link is provided instantly after conversion, and all uploaded files are deleted automatically after 24 hours to ensure your data stays protected.

Other Supported Conversions

You can also convert XLSX into many other file formats. Please see the complete list below.

XLSX TO CSV
Comma Separated Values File
XLSX TO PDF
Portable Document
XLSX TO XLS
Microsoft Excel Binary File Format
XLSX TO XML
Extended Markup Language
XLSX TO JSON
JavaScript Object Notation File
XLSX TO TXT
Plain Text File Format
XLSX TO XLSB
Microsoft Excel Binary Spreadsheet File
XLSX TO TSV
Tab Separated Values File
XLSX TO XLSM
Microsoft Excel Macro-Enabled Spreadsheet
XLSX TO DOC
Microsoft Word Document
XLSX TO XLSX
Microsoft Excel Open XML Spreadsheet

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