Convert your .pptx files to .pdf format online for free. No software to install. Fast, secure, and easy.
Free — 3 conversions per day
Drag and drop your .pptx file or click to browse.
Select PDF as your output format.
Click Convert and download your .pdf file.
Converting presentations to PDF ensures your slides look identical on every device, regardless of whether the recipient has PowerPoint installed. PDF preserves fonts, images, and layout while preventing accidental edits. It is the standard format for sharing final presentations with clients, distributing handouts at conferences, and archiving completed decks.
PPTX (Office Open XML Presentation, introduced in 2007) uses ZIP (containing XML slides, media, and relationships) compression. PDF (Portable Document Format, introduced in 1993) uses Flate, JPEG, JPEG2000, JBIG2, CCITT for embedded content compression. PPTX browser support: None (requires office application or online viewer). PDF browser support: Universal (built-in PDF viewers in all major browsers).
The quality impact depends on the specific settings used during conversion. PDF uses compression that may affect quality depending on the chosen settings.
Typical PPTX file size: A 30-slide deck with images: ~5-30 MB. Typical PDF file size: A 10-page text document: ~100-300 KB; with images: ~1-10 MB.
Before converting, check that all animations and transitions are acceptable in static form — PDF does not support them. If your presentation relies heavily on animations to tell the story, consider creating a companion document or exporting as video instead. Use 'High Quality' print settings for the PDF to preserve image resolution.
Convert PPTX to PDF with 3 free conversions per day. No hidden fees.
Create a free account in 10 seconds and start converting immediately. No credit card required.
Files are encrypted during transfer, processed on secure servers, and deleted immediately after conversion.
Convert files from any device — desktop, tablet, or phone. No software to install, works in any modern browser.
SquishConvert supports over 358 file conversion combinations across images, documents, audio, and video.
Your converted .pdf file maintains the best possible quality. No unnecessary compression or quality loss.
You get 3 free conversions per day. Upgrade to Pro for unlimited conversions.
Most files convert in under 10 seconds. Larger files may take a bit longer depending on size.
Yes. Files are encrypted during transfer, processed on secure servers, and deleted immediately after conversion. We never store your files.
Currently, SquishConvert converts one file at a time. Batch conversion is coming soon — stay tuned!
Free users can convert files up to 10 MB. Pro users can convert files up to 500 MB.