Free PNG to PDF Converter
You have PNG files that need to be in a PDF. Screenshots, diagrams, scanned documents, or design exports. You need a free PNG to PDF converter that packages them into a single, shareable document without charging you or requiring an account.
Drop your PNG files below. OnlyFiles converts them into a clean PDF document. No sign up. No watermark. No daily limit. Your files are processed on a secure server and deleted the moment your PDF is ready to download.
This free PNG to PDF converter works with single files and multi-image batches. Drop one screenshot or a dozen. They combine into one PDF in upload order.
Drop your files here
or click to browse — up to 50 MB per file
Images, PDFs, Word docs, PowerPoints, audio, and more
Privacy first — most conversions happen in your browser
Why PNG to PDF conversion matters
PNG is the standard format for screenshots, diagrams, and graphics with transparency. But PNG files are not documents. You cannot combine multiple PNGs into a single file for sharing. You cannot add them to a portfolio, report, or submission as a unified package.
PDF solves this. A single PDF contains all your images in order, opens on every device, and looks the same everywhere. Converting PNG to PDF is how you turn a collection of images into a professional document.
How the free PNG to PDF conversion works
OnlyFiles takes your uploaded PNG images and embeds each one as a page in a standard PDF document. The images are included at their original resolution and transparency information from the PNG is rendered against a white background in the PDF.
Multiple uploads appear in the PDF in the order you drop them. Each image occupies one page sized to its dimensions. The resulting file is a valid, standards-compliant PDF that opens in every reader.
The conversion runs on a secure server. Files are uploaded over HTTPS and deleted immediately after processing.
Common questions about free PNG to PDF conversion
Can I combine multiple PNG files into one PDF?
Yes. Drop multiple PNG files onto the converter. They combine into a single PDF with one image per page in upload order.
Does the PDF preserve PNG transparency?
PNG transparency is rendered against a white background in the PDF. PDF does not support transparency in the same way PNG does, so transparent areas appear white in the output.
Does converting PNG to PDF reduce quality?
No. The images are embedded at their original resolution. There is no recompression or quality loss.