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Open PPSX online

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

Drag & Drop PPSX file or Browse


Drop file here. 150 MB maximum file size.



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


Open PPSX File

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

 4.9 (1614 Votes)

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

Best & secure online ppsx 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 PPSX Tools & Apps

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

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

Related PPSX File Extensions & Tools

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

FAQ

  • ❓ How can I View PPSX (powerpoint open xml slide show)?

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

  • ⏱️ How long does it take to View PPSX?

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

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

    Of course! The download link of PPSX 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 powerpoint open xml slide show .ppsx) is absolutely safe.

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

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

  • 🌐 What browser should I use to View PPSX?

    You can use any modern browser to View PPSX, 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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