Convert PNG to PDF — Print & Share Ready

Turn PNG images into professional PDF documents. Perfect for converting screenshots, designs, or photos into a format that's universally viewable, printable, and easy to email.

155 format conversions supported Files deleted after 1 hour Free — no signup required

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HEIC, WEBP, AVIF, TIFF, BMP, SVG, GIF, PNG, JPG, PDF, CR2, NEF, ARW, DNG — up to 50MB each, or 50 from a folder

Re-converting from a previous conversion. Modify settings and click Convert.

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Preset:
Common
Modern
Legacy
Other

Modern format with excellent compression. Limited browser support.

Apple's format. Excellent quality at small sizes.

Lossless format. Large files, ideal for print/archival.

256 colors max. Best for simple graphics.

Uncompressed bitmap. Very large files.

Vector trace. Best for logos and simple graphics. Not a pixel-perfect conversion.

Smart
Manual

SSIM-optimized — finds the lowest file size at your chosen visual fidelity.

Need to crop first? Use the Crop tool. Want to adjust or filter? Try the Editor.

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Upscaling uses Lanczos interpolation (max 4x). Results may appear softer on images enlarged beyond 2x.

Resize tool → Live preview, percentage scaling, and dimension presets.

Tip: Use PNG or WebP for transparent output. Standalone tool →

Click or drop logo (PNG/JPG/WEBP, max 5MB)

Lossless format — files can be large

GIF is limited to 256 colors

Best for logos, icons, and line art. Photos produce stylized results.

BMP files are uncompressed and can be very large. Consider TIFF (LZW) or PNG for lossless with smaller file sizes.

Leave empty for all pages. Multi-page PDFs produce a ZIP.

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PNG vs PDF Comparison

Feature PNG PDF
Full Name Portable Network Graphics Portable Document Format
Lossy Compression
Lossless Compression
Transparency
Animation
Browser Support All browsers, all devices All browsers (via built-in viewers)
Color Depth 16.7M+ (24/32/48-bit) Device-dependent
Typical Use Screenshots, graphics, logos, images needing transparency Documents, print, archival, sharing
Year Introduced 1996 1993

Why Convert PNG to PDF?

PDF is the standard for document sharing across platforms. Converting images to PDF is common for printing, creating portfolios, submitting assignments, sharing screenshots in a professional context, or archiving.

How to Convert PNG to PDF

1

Upload your PNG file.

2

KoalaPic embeds the image in a PDF at 150 DPI print quality.

3

Download the PDF. Ready for print or digital distribution.

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Quality Note

The PNG image is embedded at full resolution in the PDF. No quality loss occurs. For multiple images, use batch upload with the multi-page option to create a single PDF document.

Frequently Asked Questions

Yes. Upload multiple PNG files and enable 'Merge all images into one PDF'. Each image becomes a separate page.

PDF has limited transparency support. Transparent areas may appear white in some PDF viewers. For guaranteed results, flatten to white before converting.

Yes. The image is embedded at full resolution with 150 DPI metadata, suitable for standard print quality.

150 DPI by default, so a 1920 × 1080 PNG lands on roughly a 13 × 7 inch page. Request 72 to 600 DPI to change that geometry — a higher value places the same pixels on a smaller, denser page, which is what print work usually needs.
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