JPG to PNG Converter
Upload a JPG or JPEG image and convert it to PNG format instantly — the conversion happens entirely in your browser, your image is never uploaded anywhere.
Click to upload, or drag and drop an image
Nothing is uploaded to a server — everything happens in your browser
How to Use This Tool
Upload your JPG image
Click the box above or drag and drop a .jpg or .jpeg file.
Wait for the instant conversion
The image is redrawn to PNG format automatically — no button needed.
Check the preview
Confirm the converted image looks correct.
Click Download PNG
Save the converted file straight to your device.
About the JPG to PNG Converter
JPG (or JPEG) and PNG are both common image formats, but they serve different purposes. JPG uses lossy compression that's great for photographs and produces small file sizes, but it doesn't support transparency and can introduce compression artifacts, especially around sharp edges or text.
PNG uses lossless compression and supports full transparency, which makes it the better choice for logos, icons, screenshots, and any image with sharp lines or text that needs to stay crisp. The trade-off is that PNG files are typically larger than an equivalent JPG.
This tool converts your JPG to PNG entirely inside your browser using the HTML5 Canvas API — the file is read locally, redrawn, and re-exported without ever being sent to a server, which makes it fast and safe to use even for private or client images.
Frequently Asked Questions
Will converting JPG to PNG improve the image quality?
No — converting from JPG to PNG doesn't recover any detail lost during the original JPG compression. It preserves whatever quality the JPG already had, but going forward the PNG format won't introduce any further compression loss.
Will the converted PNG have a transparent background?
No, not automatically. A JPG file has no transparency data to begin with, so converting it to PNG produces a PNG with a solid, opaque background matching the original JPG exactly. To add transparency, you'd need to separately remove the background.
Why is my converted PNG file larger than the original JPG?
This is expected and normal. PNG uses lossless compression, which preserves every pixel exactly but generally results in a larger file size than JPG's lossy compression, especially for photographic images with lots of color variation.
Is there a file size or dimension limit for this converter?
There's no artificial limit imposed by this tool, though very large images may take a moment longer to process since everything runs using your device's own processing power rather than a server.
Is my image uploaded to a server during conversion?
No — the entire conversion happens locally in your browser using JavaScript and the Canvas API. Your image file never leaves your device, which makes this safe to use for private or confidential images.
Can I convert multiple JPG images at once?
This tool processes one image at a time for a clear, simple workflow. For batch conversion of many files at once, a desktop application or command-line tool would be a better fit.