PPSX to PPTX Converter
Convert your PPSX PowerPoint slideshow into an editable PPTX presentation for PowerPoint, Google Slides, and Keynote. Convert securely and download free.
Drop your PPSX files here
Up to 50MB per file.
Files are encrypted and auto-deleted after conversion
How to Convert
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Upload your PPSX files
Drag and drop or select PPSX files from your device. You can upload multiple files at once.
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Configure Output
Start the conversion. Crest Convert will prepare the PPTX file using the appropriate format engine.
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Download PPTX files
Once conversion finishes, download your files individually or as a compressed ZIP archive.
Why convert PPSX to PPTX?
PPSX is a Microsoft PowerPoint slideshow designed to open directly as a presentation with slides, text, and graphics. Converting it to PPTX creates the current Microsoft PowerPoint format for editable slide presentations, ready for workflows that use the destination format.
PPTX opens in Microsoft PowerPoint, Google Slides, Apple Keynote, and LibreOffice Impress.
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Frequently Asked Questions
How do I convert PPSX to PPTX?
Add your PPSX PowerPoint slideshow, start the conversion, and download an editable PPTX presentation ready for PowerPoint, Google Slides, and Apple Keynote.
What is a PPSX PowerPoint slideshow?
PPSX is a Microsoft PowerPoint slideshow format designed to open directly as a presentation with slides, text, graphics, and layouts.
What does converting PPSX to PPTX do?
The converter reads your PPSX slideshow and creates an editable PPTX presentation ready for PowerPoint, Google Slides, and Apple Keynote.
Can I edit the converted PPTX presentation?
Yes. The converter creates a genuine PPTX presentation with supported slides, text, graphics, and layouts ready for compatible apps.
Can I convert several PPSX files?
Yes. Add multiple PPSX slideshows and download a separate PPTX result for each presentation.
Is PPSX to PPTX conversion secure?
Yes. Presentations are transferred over an encrypted connection, processed securely, and automatically removed after conversion. No account is required.