Convert PNG to PDF — Free Online Converter
Convert PNG images to PDF instantly. No registration, no watermarks, files deleted after 5 minutes.
Wrapping a PNG in PDF makes it easy to print or embed in document pipelines. Transparency is composited on white during conversion.
Convert PNG → PDFHow to Convert PNG to PDF
- Click Convert PNG → PDF above to open the converter.
- Upload your PNG file (drag & drop or click to browse, max 5 MB).
- Select PDF as the target format.
- Click Convert and download your PDF file.
Tips for Converting PNG to PDF
- Transparent areas in the PNG are composited onto a white background in the resulting PDF.
- High-resolution PNG sources produce sharp PDF output at any zoom level.
- To create multi-page PDFs, convert each PNG individually and merge with a PDF utility.
About PNG and PDF Formats
| Property | PNG | |
|---|---|---|
| Full name | Portable Network Graphics | Portable Document Format |
| Best for | Graphics, screenshots, transparency | Documents, multi-page |
| Transparency | ✓ Yes | ✗ No |
| Lossless | ✓ Yes | ✗ No |
| Created by | PNG Development Group | Adobe |
| Year introduced | 1996 | 1993 |
| Max colour depth | 48-bit (16-bit/ch) | 32-bit (16M + alpha) |
| File extensions | .png | |
| MIME type | image/png | application/pdf |
About PNG: Portable Network Graphics
Lossless format with full transparency support, ideal for graphics, logos and screenshots.
Common uses: logos, icons, screenshots, web graphics, transparent images
Pros: lossless quality, transparency support, sharp edges
Cons: larger file size than JPEG, not ideal for photos
File extensions: .png
MIME type: image/png
Introduced: 1996 by PNG Development Group
About PDF: Portable Document Format
Universal document format preserving layout across all devices and platforms.
Common uses: documents, print files, portfolios, contracts
Pros: universal compatibility, preserves layout, supports vector
Cons: not ideal for web images, requires viewer software
File extensions: .pdf
MIME type: application/pdf
Introduced: 1993 by Adobe
Why Convert PNG to PDF?
People convert PNG to PDF to create a universally compatible document ready for printing or sharing.
PDF is the universal format for document exchange — it preserves layout, fonts, and images identically on every device and operating system, making it the standard for professional sharing and archival.
Frequently Asked Questions
Is it free to convert PNG to PDF?
Yes, converting PNG to PDF on convert-image.net is completely free with no registration required.
Will I lose quality when converting PNG to PDF?
No quality loss occurs when converting to PDF, as it uses lossless compression.
What is the maximum file size for PNG to PDF conversion?
The maximum upload size is 5 MB. For larger files, consider compressing them first.
How long does PNG to PDF conversion take?
Most conversions complete in under 5 seconds. Large or complex files may take slightly longer.
What file extension does PDF use?
PDF files use the .pdf file extension.
PNG to PDF: Privacy & Security
Files are stored temporarily on our server and deleted automatically after 5 minutes. All transfers use HTTPS encryption. No account, no tracking of individual files. See our Privacy Policy for details.