Is this converter free?

Yes, WebConverter is completely free to use. There are no hidden fees, no subscription plans, and no limits on the number of files you can convert.

Do my files get uploaded to a server?

No. All conversions happen entirely in your browser using WebAssembly. Your files never leave your device, ensuring complete privacy and security.

What formats are supported?

This converter supports the following formats: PPTX.

Can I use this offline?

Yes! WebConverter works as a Progressive Web App. Once installed, you can convert files without an internet connection.

Are there file size limits?

No, there are no artificial file size limits. The only limit is your device's available memory and processing power.

PPTX to PDF

Turn a PowerPoint presentation into a PDF, entirely in your browser.

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Drop your PowerPoint (PPTX) file here

or click to browse. Your file never leaves your device.

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Image quality

Higher quality keeps images sharper but makes a larger PDF.

Your PDF file is ready.

Download .pdf

About PPTX to PDF Conversion

PPTX is the PowerPoint presentation format. Converting to PDF gives you a fixed-layout file that looks the same on every device and is easy to share or print. WebConverter reads your deck, lays out the text with an embedded font, and writes a PDF without ever sending your file to a server.

Frequently Asked Questions

Is the PPTX to PDF converter free?

Yes. It is completely free, with no limits, no watermarks, and no sign-up. Convert as many presentations as you like.

Are my presentations uploaded to a server?

No. The conversion runs entirely in your browser using WebAssembly. Your file never leaves your device, which makes it safe for confidential decks.

Are images kept in the PDF?

Yes. Images in the slides are embedded into the PDF. You can pick an image quality to balance sharpness against file size.

Does it work offline?

Yes. Once the page has loaded, you can disconnect from the internet and keep converting. The engine runs locally.

This converter is powered by the WebDecks.app presentation engine compiled to WebAssembly. Everything runs locally in your browser, so your files are never uploaded. See the open source licenses.