JPG to PNG Converter
Convert JPG images to PNG format with transparency support
How to convert JPG to PNG
Upload your JPG image
Click the upload area below or drag and drop your JPG file onto the converter.
Click "Convert to PNG"
The conversion runs instantly in the cloud at high quality. No software installation required.
Download your PNG file
Click the Download button to save your converted PNG image directly to your device.
Drop an image here
JPG, PNG, WebP, AVIF, TIFF, GIF, BMP, HEIC
Max 50 MB
What is JPG to PNG conversion?
JPG is a lossy format that discards image data via DCT quantization. PNG stores every pixel using lossless DEFLATE compression as defined in RFC 2083. A common misconception is that JPG-to-PNG conversion improves image quality.
It does not: PNG can only preserve whatever pixels exist in the decoded JPG. The 8x8 block boundaries, ringing, and chroma bleed introduced during the JPG encode are baked into the pixel data and travel into the PNG unchanged. What the conversion does provide is a stable, generation-loss-free editing master. Each time you open and re-save a JPG, the encoder re-applies quantization and quality drops incrementally. Converting to PNG stops this drift permanently, which is why graphic design workflows in Photoshop, Figma, Illustrator, and Canva prefer PNG source files for compositing, text overlays, and background removal. PNG also exposes a full 8-bit alpha channel with 256 opacity levels per pixel, enabling cutouts that blend smoothly against any backdrop. Expect file size to grow substantially. PNG's lossless DEFLATE is far less space-efficient than JPG's lossy DCT for photographic content; a 200 KB JPG often becomes 1-3 MB as PNG. This trade-off is worth it only when the downstream use justifies it: preserving an editing master, preparing source files for a design system, or archiving an already-degraded JPG before further re-saving. If you simply need wider compatibility, JPG itself is already universal.
Why convert JPG to PNG?
- PNG supports transparent backgrounds, JPG does not
- Editing software such as Figma, Photoshop, and GIMP work better with PNG source files
- PNG is lossless, so no further quality is lost on subsequent saves
- Screenshots and graphics with flat colours compress more efficiently as PNG
What is the difference between JPG and PNG?
The table below compares JPG vs PNG across key format characteristics.
| Feature | JPG | PNG |
|---|---|---|
| File extension | .jpg | .png |
| Compression type | Lossy | Lossless |
| Transparency support | No | Yes (alpha) |
| Animation support | No | No |
| File size | Smaller | Larger |
| Best use case | Photographs | Graphics, transparency |
| Browser support | Universal | Universal |
Choose JPG for compact photos; convert to PNG when you need lossless quality or transparency.
Frequently asked questions
Will my JPG look higher quality after converting to PNG?
No. PNG is lossless, so it will preserve the JPG exactly as-is without further compression. However, any quality already lost by the original JPG encoding cannot be recovered.
Why is the PNG file larger than the original JPG?
PNG stores every pixel without lossy compression, which means larger files. The trade-off is pixel-perfect accuracy and transparency support.
Does the converted PNG have a transparent background?
Not automatically. JPG has no transparency information, so the PNG will have the same background as the original JPG (typically white or a solid colour). Use an image editor to add or remove backgrounds after conversion.
Can I add a transparent background to a JPG after converting to PNG?
The conversion itself does not add transparency. After converting to PNG, use an image editor to remove the background. PNG supports full alpha channel transparency, so once you edit out the background, the transparent areas will be preserved correctly.
Why should I convert to PNG before editing a JPG in Photoshop?
Each time you save a JPG, the lossy encoder re-compresses the image and quality degrades slightly. This is called generation loss. By converting to PNG first, your edits are saved losslessly and you only apply JPG compression once at the very end when exporting for web or sharing.
Is JPG to PNG useful for printing photos?
Converting to PNG ensures no further quality loss during your editing and preparation workflow. However, for professional printing, TIFF is often preferred because it supports CMYK colour spaces. For home printing and standard photo labs, a high-quality PNG from a JPG source works well.
Will the JPG block artifacts be visible in the resulting PNG?
If they were visible in the source JPG (typically at quality 75 or below), yes. PNG faithfully preserves the decoded JPG pixels, including the 8x8 DCT block boundaries, ringing around high-contrast edges, and any chroma subsampling fringes. If the artifacts bother you, you need the original uncompressed source — no format conversion can remove them after the fact.
Does PNG-to-PNG re-saving cause any quality loss?
No. PNG uses lossless DEFLATE compression, so re-saving a PNG many times produces byte-identical pixel data each time. This is the practical advantage of converting your JPG editing master to PNG: subsequent saves during retouching, layer compositing, or text overlay work do not accumulate generation loss the way repeated JPG saves do.