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XLTX to XLS converter

Convert XLTX to XLS online from any device with a free converter.

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We have already processed 8,914 files with total size of 18,799 Mbytes

About Conversion app

Convert your XLTX files online—no registration needed. No matter your platform—Windows, Linux, or macOS—you can convert your XLTX documents rapidly. Drag and drop your file onto the upload form, pick the output format you need, and hit the convert button. After the conversion is finished, download your XLS file instantly.

Conversion time varies based on the XLTX file's size and complexity, but most files convert within seconds. Our advanced options include converting secured documents and delivering conversion results straight to your inbox.

Easily convert your XLTX documents from any location and any device, even on mobile. This conversion app is always accessible online and free for basic use.

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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.

XLS

Microsoft Excel Binary File Format

The XLS file format is a binary file format used by Microsoft Excel to store spreadsheet data, including text, numbers, formulas, and formatting. It is supported by various spreadsheet applications like Microsoft Excel, LibreOffice Calc, and Apache OpenOffice, as well as online tools like Google Sheets. The format organizes data into worksheets with rows and columns, supports advanced features like macros, charts, and conditional formatting, and is part of the broader Excel ecosystem, though it has been largely replaced by the XML-based XLSX format.

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APIs available

Convert popular document and image file formats in your app. The GroupDocs.Conversion APIs are available for .NET, Java, and many other platforms and languages.

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How it works

How to convert XLTX to XLS

Step 1
Click inside the file drop area to upload XLTX file or drag & drop XLTX file.
Step 2
Click on Convert button. Your XLTX files will be uploaded and converted to XLS 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 XLS file to your email address.
FAQ

Questions & Answers

Other Supported Conversions

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

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