Convert JPG and JPEG images to lossless PNG format directly in your browser. Preserve image quality with instant local processing and zero server uploads.
Privacy & Technical Specifications
100% In-Browser: Your files never leave your device and are never uploaded to any server.
Browser Sandboxing: Built on modern MDN Web APIs with zero server-side storage.
Maximum File Size: 50 MB per file
Supported Formats: image/jpeg
Batch Limit: Up to 20 files at once
Open Web Standards: Implemented according to official W3C PNG and Google WebP specifications.
Cost: Free and unlimited without accounts
How to Use JPG to PNG
Select one or more JPG images.
The images will be converted automatically.
Download your new PNG files.
Frequently Asked Questions
Why convert JPG to PNG?
PNG supports lossless compression, which is better for graphics and text.
Is it free?
Yes, it is completely free to use without limitations.
How long does it take?
It is nearly instantaneous since it happens locally.