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Open XLTX online

100% Free xltx file Viewer online tools. Free Online xltx viewer

Drag & Drop XLTX file or Browse


Drop file here. 150 MB maximum file size.



No sign-up required. Your files are deleted automatically after 24 hours.


Open XLTX File

What did you think of your recent XLTX Viewer/Editor experience?

 4.7 (432 Votes)

Our free xltx viewer online tools does not required any registrations and installations on your system, 100% free and online excel open xml spreadsheet template (.xltx) viewer tool. Open from any device with a modern browser like Chrome, Opera and Firefox.

Best & secure online xltx viewer is custom developed tool by Filproinfo.com, all files processing perform on our own dedicated cloud servers under dynamic file system that automatically remove all processed files from our cloud servers after 1 to 24 hours.

Free Online XLTX Tools & Apps

Access powerful and secure free online XLTX tools to convert, view, edit, merge, split, and compare XLTX files — all without installing any software. Our tools support the .XLTX (Excel Open XML Spreadsheet Template) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your XLTX files directly from your device with ease.

Related XLTX File Extensions & Tools

XLTX default file extension is .XLTX and other similer related extensions and their tools are:

FAQ

  • ❓ How can I View XLTX (excel open xml spreadsheet template)?

    First, you need to add a file for Viewer: drag & drop your XLTX file or click inside the white area for choose a file. Then click the "View" button. It will now allow you to View your XLTX file.

  • ⏱️ How long does it take to View XLTX?

    This Viewer works fast. You can View XLTX in a few seconds.

  • 🛡️ Is it safe to View XLTX using free Viewer?

    Of course! The download link of XLTX files will be available instantly after Viewing. We delete uploaded files after 24 hours and the download links will stop working after this time period. No one has access to your files. File Viewing (including excel open xml spreadsheet template .xltx) is absolutely safe.

  • 💻 Can I View XLTX on Mac OS, Android or Linux?

    Yes, you can use free Viewer app on any operating system that has a web browser. Our XLTX Viewer works online and does not require any software installation.

  • 🌐 What browser should I use to View XLTX?

    You can use any modern browser to View XLTX, for example, Google Chrome, Firefox, Opera, Safari.
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This tool and page updated at: 12-Apr-2025




About FileProInfo: FileProInfo is a trusted platform dedicated to file formats and software programs. We provide accurate technical details, easy-to-use navigation, and advanced search capabilities to help users explore, manage, and convert file types efficiently.


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