Convert PPSX to PPTX
Convert PPSX to PPTX online, free — no installation, no sign-up.
or drop files here to convert PPSX → PPTX
Max file size 1 GB. Browser-side conversions have no upload limit.
How to convert PPSX to PPTX
Add your file
Drop your PPSX file above or click Choose Files.
Convert
We convert your file securely on our server over an encrypted connection.
Download
Grab your new PPTX file — done.
What is PPSX?
PPSX is a modern PowerPoint slideshow that opens directly in presentation mode.
What is PPTX?
PPTX is the modern Microsoft PowerPoint presentation format.
Frequently asked questions
Drop your PPSX file into the box above (or click Choose Files), then click Convert and download your new PPTX file. No account or software needed.
Yes — this converter is completely free with no watermarks and no sign-up.
Yes. Files are sent over an encrypted (HTTPS) connection and automatically deleted from our servers within an hour.
You control the output. Use the advanced options (the gear icon) to set quality, and we preserve as much fidelity as the PPTX format allows.