Free Online XLTX Document Editor

View, edit, convert & download XLTX document online from any device, with a modern browser like Chrome, Firefox


XLTXMicrosoft Excel Open XML Template

Files with XLTX extension represent Microsoft Excel Template files that are based on the Office OpenXML file format specifications. It is used to create a standard template file that can be utilized t

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 How to view, edit, download a XLTX document using GroupDocs Editor App

  • Click inside the file drop area to upload a XLTX file or drag & drop a XLTX file.
  • File will be automatically rendered for you to view/edit/download instantly.
  • View & edit document.
  • Download the original XLTX file.
  • Download the edited XLTX file.
  • Download the edited XLTX file as PDF.
  • View/edit document HTML source.

Quick and Easy Editor

Upload or create new document and you will be redirected to the HTML Editor app with great user experience and many more features.

Edit from Anywhere

It works from all platforms including Windows, Mac, Android and iOS. All files are processed on our servers. No plugin or software installation required for you.

Editor Quality

Powered by GroupDocs.Editor. All files are processed using GroupDocs APIs.

Other Editor file formats

You can also edit many other file formats. Please see the complete list below.