PPSM to PPS Converter
Convert PPSM to legacy PPS slide show online free
Slideshow Mode Preserved
Both PPSM and PPS auto-launch into presentation mode. Converting keeps that experience while switching to the legacy format for older PowerPoint systems.
Broad Compatibility
PPS is recognized by every PowerPoint version ever made — from 97 through the latest release. The widest reach for your auto-play presentation.
Macros Stripped Automatically
VBA code embedded in the PPSM does not carry over to PPS. Recipients can run the slideshow without any macro-related security prompts or concerns.
How to convert PPSM to PPS
Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.
Choose pps or any other format you need as a result (more than 200 formats supported)
Let the file convert and you can download your pps file right afterwards
About formats
Frequently Asked Questions
PPS keeps the auto-play slideshow behavior of your PPSM but uses the legacy binary format — ensuring compatibility with PowerPoint 97 through 2003 environments.
PowerPoint (all versions), LibreOffice Impress, and WPS Presentation open PPS files. Double-clicking a PPS launches the slideshow immediately.
No — this conversion produces a macro-free PPS. The slideshow behavior is preserved, but VBA automation code from the original PPSM is stripped.
Both launch as slideshows, but PPS uses the older binary format (PowerPoint 97-2003), while PPSX uses the modern XML-based format from 2007 onward.
Yes. Convertio provides free PPSM to PPS conversion. Premium tiers are available for large presentations and batch processing needs.
Yes — PPS opens directly in presentation mode, just like PPSM does. The auto-play experience is maintained in the converted output.