Convert JPG to PNG — Free, No Upload
Convert JPG images to lossless PNG instantly in your browser. No signup, no upload, no limits.
100% Private
Files processed in your browser. Never uploaded.
Lossless Output
PNG preserves every pixel exactly — no new compression.
Batch & ZIP
Convert many JPGs at once and download as ZIP.
When to convert JPG to PNG
- Editing source files — If you plan to edit an image repeatedly and re-save, using PNG as your working format avoids accumulating JPEG artifacts with each save.
- Adding transparency — If you need to remove the background from a JPG photo, you'll need to work in a format that supports transparency. Convert to PNG first, then edit.
- Tool compatibility — Some older applications only accept PNG, not JPG or WebP.
Frequently asked questions
Why convert JPG to PNG?
You might convert JPG to PNG when you need a lossless copy for further editing (to avoid re-compression artifacts), when you need to add a transparent background, or when the image will be used in a context that requires lossless quality (e.g., print design source files).
Will converting JPG to PNG improve quality?
No. The JPG's compression artifacts are already baked into the pixel data. Converting to PNG preserves those exact pixels losslessly — it does not recover any lost quality. The resulting PNG will be larger but will not look any sharper than the original JPG.
Will the PNG be larger than the original JPG?
Yes, typically much larger. PNG is lossless, so it stores every pixel exactly, while JPG achieves its small size through lossy compression. A JPG photo converted to PNG can be 3–5× the original file size.
Are my images uploaded to a server?
No. The conversion uses the browser's built-in Canvas API and runs entirely on your device. Your JPG files are never sent over the internet.
Should I convert JPG to WebP instead of PNG?
If your goal is web use or file sharing, WebP is almost always the better choice — it supports both lossy and lossless modes, preserves transparency, and produces files 25–35% smaller than JPG. Convert to PNG only when you specifically need lossless quality or compatibility with tools that don't support WebP.