Convert PPTX to PPSX Online — Free & Fast | AnyConv

PPTX to PPSX Converter

Quickly convert multiple pptx files to ppsx — free & online.

Drag & drop your files here or click to upload

How to convert PPTX to PPSX online

Follow these simple steps to convert pptx files to ppsx using AnyConv. It works on all devices — Windows, Mac, Linux, iPhone, Android.

Upload your PPTX file

Drag & drop your file into the upload area. You can also click to select it manually. Max file size: 100 MB.

Start converting

Hit the “Convert” button to turn your PPTX into PPSX. The process usually takes just a few seconds.

Download your PPSX

Once ready, download your converted file instantly. The download link is private and only works on your device.

What is a PPTX file?

PPTX is the default presentation format used by Microsoft PowerPoint since Office 2007. It is based on the Open XML format and supports slides with text, images, videos, animations, and transitions.

PPTX files are widely supported across office software and are commonly used in business, education, and professional presentations. They can be opened and edited in PowerPoint, Google Slides, and LibreOffice Impress.

How to open PPTX files

PPTX files can be opened in Microsoft PowerPoint, Google Slides, LibreOffice Impress, and many other tools. They are ideal for presentations with multimedia and animations.

Use AnyConv to convert PPTX to PDF, PPT, or video formats for sharing or archiving.

Key facts about PPTX

  • Full name: PowerPoint Open XML Presentation
  • Extension: .pptx
  • MIME type: application/vnd.openxmlformats-officedocument.presentationml.presentation
  • Developed by: Microsoft
  • Initial release: 2007

Useful links and resources

What is a PPSX file?

PPSX (PowerPoint Show) is a presentation file format introduced in Microsoft Office 2007. It uses the Open XML format and is designed to open directly in slideshow mode rather than edit mode.

This format is ideal for distributing final versions of presentations that are ready to be viewed, rather than edited. PPSX is widely used in business meetings and classroom settings for quick and polished presentations.

How to open PPSX files

PPSX files open directly in slideshow mode using Microsoft PowerPoint. They can also be viewed with LibreOffice Impress or Google Slides.

Convert PPSX to PPTX or PDF using AnyConv or PowerPoint’s save-as feature.

Key facts about PPSX

  • Full name: PowerPoint Open XML Slide Show
  • Extension: .ppsx
  • MIME type: application/vnd.openxmlformats-officedocument.presentationml.slideshow
  • Developed by: Microsoft
  • Initial release: 2007

Useful links and resources

Convert from PPTX

Need to change your PPTX files to a different format? Below are all the available tools to help you turn PPTX into the format you need.

Convert to PPSX

Want to get a file in PPSX format? Choose the original format you’re starting with — AnyConv can quickly convert dozens of file types into PPSX.

❓ Frequently Asked Questions

Answers to common questions about converting PPTX to PPSX
  • Do I need to register to convert PPTX files?
    Not at all! You can convert PPTX to PPSX without signing up or installing anything.
  • Is it safe to convert PPTX to PPSX on AnyConv?
    Absolutely. All PPTX and PPSX files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
  • Will the quality change after converting PPTX to PPSX?
    We do our best to preserve the original quality during PPTX to PPSX conversion. The result is accurate and clean.
  • How long does it take to convert PPTX to PPSX?
    Most conversions from PPTX to PPSX take just a few seconds — even for larger files.
  • Can I upload more than one PPTX file?
    Yes, batch conversion is supported. You can convert multiple PPTX files to PPSX at once — fast and easy.
  • What browsers support PPTX to PPSX conversion?
    All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting PPTX to PPSX on any platform.
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