Convert JPG to PNG
Free and entirely in your browser - a genuine re-encode with real transparency and lossless output.
Drag & drop your JPG files here
or
Supports JPG · PNG · WEBP · JFIF — Max file size: 25MB
Advanced settingsQuality, resize
This target uses Instant Rename (lossless) - no quality or resize settings apply. Select a different format above to unlock them.
How to Convert JPG to PNG
- 1Drop or select your JPG files - they'll show as "Ready."
- 2Click Convert on a file, or convert the whole batch at once. PNG stays selected by default; switch to JFIF for an instant, lossless rename instead.
- 3Download instantly, or grab them all as one .zip.
- Free to use
- No registration required
- Batch conversion
- Works on any device
- Lossless PNG output
What Is a JPG File? What Is a PNG File?
What is a JPG file?
JPG (or JPEG) is the most widely supported compressed image format on the web - used by cameras, phones, and virtually every app, browser, and printer.
What is a PNG file?
PNG (Portable Network Graphics) is a lossless image format that supports transparency - unlike JPEG, it doesn't discard image data to save space. That makes it the better choice for graphics, screenshots, and images you plan to edit further, at the cost of larger file sizes for photos.
JPG vs PNG
| .jpg | .png | |
|---|---|---|
| Image format | JPG / JPEG | PNG |
| Compression | Lossy - discards some detail to shrink file size | Lossless - no detail discarded, larger files |
| Transparency | Not supported | Fully supported |
| Typical file size | Small to medium - efficient for photos | Larger for photos, small for flat-color graphics |
| Common use | Default format for cameras, phones, photo editors, and the web | Graphics, screenshots, logos, and images headed for further editing |
Why Convert JPG to PNG?
JPG can't do transparency and always throws away some detail to keep files small. Converting to PNG gives you a lossless format that supports a transparent background - useful before further editing, layering the image over other content, or anywhere a tool specifically requires PNG input.
Frequently Asked Questions
Does converting JPG to PNG reduce image quality?
The conversion step itself doesn't lose anything further - PNG is lossless, so it keeps every pixel exactly as the JPG currently shows it. It can't undo detail that the original JPEG compression already discarded, though, since that happened before the file reached this tool.
Why convert JPG to PNG if PNG makes the file bigger?
Because PNG gives you two things JPG can't: real transparency support and lossless compression. That matters if you're about to remove a background, layer the image over something else, or run it through several more rounds of editing where JPEG's repeated lossy re-saves would keep degrading it.
Is a JPG file the same as a PNG file?
No - they're genuinely different image formats with different compression. That's why JPG to PNG is always a real re-encode here, unlike JPG to JFIF, which is just a label change since JFIF and JPEG are the same format.
Is my uploaded image secure - does anything get uploaded to a server?
No. Every conversion happens locally in your browser using the Canvas and File APIs. Your image is never uploaded anywhere, which is also why conversion is instant even for larger batches.
Can I convert multiple JPG files to PNG at once?
Yes, drop or select multiple files and convert them independently, or use the batch Convert button for the whole queue. Once two or more succeed, a "download all as .zip" option appears.
Can I convert JPG to PNG on my phone?
Yes, the tool works in any modern mobile browser on iPhone or Android - tap to browse your photos the same way you would on desktop.
Is there a file size limit?
Files up to 25MB are supported, which comfortably covers photos from phones and cameras. Since everything runs in your browser, very large files can be slower to process than a server-side tool.