FilexFlow FilexFlow

PNG to PDF conversion

Free PNG to PDF converter online

Turn PNG images, graphics and screenshots into PDF documents for sharing, review or your next document workflow.

Organize screenshots into PDF Understand PNG transparency in PDF

Up to 3 free conversions per day. Files are not stored permanently.

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Drop your PNG file hereor choose a file from your device
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Simple · Private · Optimized · Precise

High-quality file conversion designed to keep your workflow simple.

Pay as you go. Use FilexFlow only when you need it.
✓ Private processing✓ Automatic deletion✓ No installation

Why convert PNG to PDF

Turn image files into practical PDF documents

PNG to PDF is useful when an image needs to move into a document workflow, but screenshots, transparency and high-resolution PNG files can affect the result.

Package screenshots as documents

Move screenshots and visual records into PDF when they need to be shared, reviewed or handled as documents.

Plan for transparency

Transparent PNG files can look different when placed into a PDF because alpha transparency may interact with flattening backgrounds and edge halos.

Watch PDF file size

Lossless PNG images, especially oversized screenshots or photographs, can produce a PDF that is much larger than expected.

How it works

Convert PNG to PDF in three steps

Use FilexFlow’s existing PNG to PDF workflow and review the estimated credit usage before processing.

  1. 1

    Upload your PNG image

    Choose the PNG image you want to convert.

  2. 2

    Select PNG to PDF

    Choose the PNG to PDF conversion and review the estimated credit usage.

  3. 3

    Download the PDF

    Run the conversion and download the resulting PDF document.

Common PNG to PDF workflows

Useful when an image needs to become a document

The best next step depends on whether you are organizing screenshots or preparing an image for a predictable PDF page.

Privacy and security

Your document should remain under your control

FilexFlow processes files server-side and is designed to avoid permanent file retention.

  • Private server-side processing.
  • No permanent storage of uploaded or converted files.
  • Encrypted transport through HTTPS.
  • Clear credit usage and automatic refunds for failed conversions.

Frequently asked questions

PNG to PDF questions before you convert

Understand the format-specific issues that can affect the PDF before deciding what to do next.

Can I convert a PNG image to PDF?

Yes. Upload the PNG, select PNG to PDF, review the estimated credit usage and run the conversion to download the resulting PDF.

What happens to PNG transparency in a PDF?

Transparent areas can interact with the way the image is placed or flattened in the PDF, so backgrounds and edge halos may affect the final appearance.

Why can a PDF made from PNG images become large?

PNG uses lossless image storage, so high-resolution screenshots, photographs or oversized source images can make the resulting PDF much larger than expected.

How do PNG pixels affect PDF page size?

Pixel dimensions alone do not define a physical PDF page size. Intended DPI and PDF page geometry also influence how large the image appears on the page.

What can I do if the resulting PDF is too large?

First check whether the source PNG is larger than necessary. If you already have the PDF and need a smaller file for sharing or upload, continue with Compress PDF.

Choose the next step

Prepare the PNG before the PDF becomes a problem

Check transparency, image dimensions or file-size considerations when they matter, or compress the resulting PDF if it is already too large.

Check transparency and backgrounds Understand large PNG-based PDFs Compress the resulting PDF