OnlyFormat

PNG to JPG Converter

Convert PNG images to JPG format with adjustable quality. Reduces file size significantly.

No data sent to server
High quality

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What is PNG to JPG Conversion?

PNG to JPG conversion reduces file size by switching from lossless to lossy compression. PNG files are often 3-5x larger than JPG for photos. Converting to JPG is ideal for web uploads, email attachments, and social media where transparency isn't needed.

Why Convert PNG to JPG?

JPG files are significantly smaller, making them faster to upload and download. Most social media platforms, email services, and websites prefer JPG for photographs. The quality slider lets you balance file size and image quality.

How to Use

  1. Adjust the quality slider (higher = better quality, larger file).
  2. Drag and drop your PNG files or click to browse.
  3. Click "Convert to JPG" to start the conversion.
  4. Download individual files or use "Download All".

When to convert PNG to JPG

  • Photos saved as PNG by mistake: phone screenshots of photos, accidentally exported PNG — converting to JPG cuts size 5-10×
  • Email attachments: Gmail/Outlook 25 MB limit forces compression of photo bundles
  • Social media uploads: most platforms re-compress to JPG anyway; do it yourself for control
  • Web hero images: PNG photos hurt LCP scores; JPG at 80% is invisible quality difference but loads in fraction of the time
  • Storage cleanup: photo libraries with mistaken PNGs balloon storage costs

Quality slider guide

  • 95-100%: archival, professional printing
  • 85-92%: portfolios, hero images — recommended sweet spot
  • 75-85%: web posts, blog, general — great visual quality
  • 60-75%: social media uploads, thumbnails
  • Below 60%: visible artifacts in skies, gradients, faces — only for tiny placeholders

FAQ

What happens to transparent areas?

JPG doesn't support transparency. Transparent areas are filled with white. If you need a different background color, edit the PNG first to add a solid background, then convert.

What quality should I use?

Photos: 85-92% (sweet spot). Web/social: 75-85%. Print/archival: 95-100%. Below 60%, you'll see compression artifacts.

Can I get back transparency after JPG?

No — once converted to JPG, the alpha channel is lost forever. Keep the original PNG if you might need transparency later.

Does converting to JPG ruin quality?

Slightly, but at 85-92% quality the difference is essentially invisible to the human eye. Don't repeatedly save/edit a JPG (each save introduces more loss). For editing workflows, keep the original PNG and only export JPG as final.

Should I use WebP instead?

WebP at the same quality is 25-35% smaller than JPG, with universal browser support since 2020. Use WebP for web; use JPG for maximum compatibility (email attachments, older systems).

Are my files uploaded?

No — all conversion runs in your browser. Files never leave your device.

⚠️ Reference Only

Output is generated based on your input and is provided for reference. Results may vary depending on your specific use case, edge cases, or environment-specific behavior. We do not guarantee accuracy of conversions, validations, or computed values.

Always verify critical outputs against official documentation or production environments. We are not responsible for any decisions or losses based on these tool results.