How to convert PNG to PDF
- 1 Drop your PNG files onto the page, or click “Choose files”. You can add many at once, or a whole folder.
- 2 PDF is already selected as the output. Optionally open Options to adjust page size, margin.
- 3 Click Convert, then Save. Converting several files? Save them all as one ZIP.
About the formats
PNG · Portable Network Graphics
PNG is a lossless image format with full transparency support. It is the standard for screenshots, logos and graphics with sharp edges.
PDF · Portable Document Format
PDF is the standard format for documents that should look the same everywhere, from contracts to manuals.
The conversion runs on your device using pdf.js, pdf-lib, pdfmake, mammoth and SheetJS. You can adjust: page size, margin.
Frequently asked questions
How do I convert PNG to PDF?
Drop your PNG files onto the page, or click “Choose files”. You can add many at once, or a whole folder. PDF is already selected as the output. Optionally open Options to adjust page size, margin. Click Convert, then Save. Converting several files? Save them all as one ZIP.
Are my files uploaded to a server?
No. The conversion runs entirely in your browser using WebAssembly. Your files never leave your device, so it is safe for private photos, contracts and business data. Once the page has loaded it even works offline.
Will converting PNG to PDF reduce quality?
No. Both PNG and PDF keep full quality, so the conversion is lossless.
Can I convert multiple PNG files to PDF at once?
Yes. Add as many PNG files as you like; they are converted in parallel on your device and you can download them all as a single ZIP.
Is it free? Are there limits?
It is free, with no sign-up, no watermark and no daily limits. Because nothing is uploaded there is no upload size limit either; the only limit is your device’s memory, which matters mostly for very large videos.
Convert PNG to other formats
See everything the PNG converter and the PDF converter can do.