PNG to JPG Converter
Convert PNG images to JPG format. Adjust quality. Free, private, instant.
Drop your PNG file here
or click to browse files
PNG to JPG Converter Features
Fast, private PNG to JPG conversion in your browser.
All PNG types supported including transparent, RGB, grayscale, and indexed.
Adjust JPG quality from 50% to 100% for the perfect balance of size and quality.
Your images stay on your device for browser-side workflows. Privacy-aware conversion.
Key Takeaways
- Conversion happens entirely in your browser within seconds, so your PNG file never gets uploaded to a server and stays on your device.
- JPG does not support transparency, so any transparent areas in your PNG are automatically filled with white during conversion.
- The quality slider runs from 50 to 100 percent - 90 percent suits most photos, 75 percent for web thumbnails or email, and 95-100 percent for print or archival use.
- Conversion to JPG is lossy and permanent, so keep your original PNG as a backup, and keep screenshots, logos, and text-heavy graphics as PNG since they compress poorly and look blocky as JPG.
PNG to JPG Conversion Notes
Transparency becomes white background
JPG does not support transparency. Any transparent areas in your PNG will be filled with a white background in the JPG output. If you need a different background color, use an image editor first.
Quality is permanent
Once you save as JPG, quality loss is irreversible. Set the quality level as high as your file size requirements allow. 85-90% quality is a good balance for most photos.
Best for photos, not graphics
JPG works well for photographs but creates visible artifacts around text, logos, and sharp edges. Keep graphics, logos, and screenshots as PNG.
When to convert
Convert PNG photos to JPG when you need smaller file sizes for web upload, email attachments, or social media. The quality loss is often not visible for photographs.
How to Convert PNG to JPG in 3 Steps
Upload Your PNG File
Click the upload area or drag and drop your PNG image directly onto the page. You can select any PNG file including those with transparency, grayscale, or indexed color modes. The tool displays your filename and original file size instantly.
Adjust the Quality Slider
Move the quality slider from 50% to 100% to set your preferred compression level. Higher values (85-95%) are recommended for photos where quality matters. Lower values (50-70%) create smaller files suitable for web thumbnails or email. Watch the size decrease as you adjust.
Convert and Download
Click the Convert button. Processing completes in your browser within seconds - no server upload needed. A preview appears alongside the file size comparison. Click Download JPG to save your converted file with the .jpg extension automatically applied.
PNG vs JPG Format Comparison
Understand the key differences to decide when conversion makes sense for your workflow.
| Characteristic | PNG Format | JPG Format |
|---|---|---|
| File Size (typical photo) | 2-4 MB | 400-600 KB (at 90% quality) |
| Transparency Support | Yes (alpha channel) | No (requires solid background) |
| Compression Type | Lossless (no quality loss) | Lossy (permanent compression) |
| Best Use Case | Screenshots, logos, graphics with sharp edges | Photographs, realistic images, web imagery |
| Editing Capability | Preserve all data through multiple edits | Quality degrades with each save |
| Browser Compatibility | 100% support across all browsers | 100% support across all browsers |
Should You Convert Your PNG to JPG?
Convert to JPG When...
You have a photograph and need a smaller file for web upload, email attachment, or social media. JPG reduces file size 5-10x at 90% quality with virtually no visible difference for realistic images. This is ideal for sharing photos online.
Keep as PNG When...
Your image contains transparency, is a screenshot, has text or logos, or features sharp graphic elements. PNG preserves transparency and avoids compression artifacts around edges. If you plan to edit further, PNG's lossless format prevents quality degradation across multiple saves.
Real Limitation to Know
Once converted to JPG, quality loss is permanent and irreversible. You cannot recover transparent areas or restore the original sharpness by converting back to PNG. Always keep the original PNG file as a backup before converting.
Practical Tip
Start with 90% quality for most photos - it balances visual quality with significant file size reduction. For web thumbnails or email, try 75%. For print or archival, use 95-100%. Use the preview to verify the result before downloading.
Common Problems and Fixes
Transparent Areas Turned White
This is expected behavior. JPG does not support transparency, so all transparent pixels in your PNG are automatically filled with white. If you need a different background color, use an image editor to fill transparency before converting, or use a format like WebP that supports transparency with better compression than PNG.
Quality Looks Blocky or Pixelated
You likely set the quality slider too low. Artifacts like blocky patterns and color banding appear below 70% quality. Try 85-90% for photos. If blockiness persists at high quality, the image may contain many sharp edges or gradients - keep it as PNG instead, or pre-process with a blur filter before converting.
File Size Barely Reduced
This happens with non-photographic images like screenshots, diagrams, or logos. These contain sharp edges and flat colors that compress poorly with JPG. PNG is actually the better choice for these. JPG excels with natural photographs where the 5-10x size reduction is most dramatic.
Text or Logos Look Blurry
JPG compression creates visible artifacts around sharp edges, text, and fine details. This is a limitation of lossy compression, not a tool issue. Convert only the photo portions to JPG and keep graphics as PNG. For mixed content, PNG remains your best choice despite larger file size.
Why Convert PNG to JPG?
PNG files are great for images with transparency or sharp edges, but they can be much larger than JPG for photos. Converting PNG to JPG significantly reduces file size, making images faster to load and easier to share.
Frequently Asked Questions
What happens to PNG transparency?
JPG format does not support transparent pixels. When converting a PNG with transparency, all transparent areas are filled with a white background.
If you need to preserve transparency, consider converting to WebP which supports transparency and is smaller than PNG.
For most photos, PNG files don't have transparency, so this is not an issue.
How much smaller will the JPG be?
For photographs, JPG is typically 5-10x smaller than PNG at 90% quality.
For graphics with flat colors or sharp edges, the size reduction may be less significant.
Use the quality slider to find the right balance between file size and image quality.
Will I see any quality difference?
At 90% quality, the difference between PNG and JPG is virtually invisible for photos.
At lower quality settings, you may notice compression artifacts - blocky patterns especially in areas with smooth gradients.
For logos and graphics with sharp edges, PNG is always a better choice than JPG.
Is my data sent to a server?
No. All conversion happens in your browser using the HTML5 Canvas API.
Your images stay on your device for browser-side workflows. This is safe even for sensitive or private photos.
We do not store, log, or transmit any images you upload.
Can I batch convert PNG to JPG?
This page converts one file at a time with quality control. For batch conversion, use our main Image Converter.
The Image Converter supports batch PNG to JPG conversion with a single quality setting.
Download all converted files as a ZIP archive.
What quality should I choose?
90% is the recommended default - it produces high-quality images with significantly reduced file size.
70-80% gives even smaller files and is suitable for web thumbnails or email.
For print or archival purposes, use 95-100%.
Can I convert JPG back to PNG?
Yes - use our JPG to PNG Converter. Note that converting JPG to PNG does not recover quality lost during original JPG compression.
The PNG output will be larger than the JPG but won't actually have better quality.
For the best quality, always start from the original uncompressed source.
Does the converter work offline?
After the page loads, conversion works without an internet connection because everything runs in your browser.
Simply load the page once and you can convert files even if you lose connectivity.
This workflow runs in your browser, so the file stays on your device during conversion.
Sources and References
Format details on this page are based on the official specifications and documentation below.
- PNG Specification (Third Edition)- W3C
- PNG image type- MDN Web Docs
- JPEG standard (ISO/IEC 10918)- JPEG Committee
- Canvas API- MDN Web Docs