PNG to JPG Converter

How PNG-to-JPG Conversion Works

PNG is a lossless format that can also support transparency; JPG is a lossy format that cannot represent transparency at all. This tool decodes your PNG's pixel data and re-encodes it as JPG, applying lossy compression at your chosen quality level — any transparent areas in the original PNG are filled with a solid background color (typically white) before conversion, since JPG has no concept of a transparent pixel.

A Worked Example

A 2 MB PNG logo with a transparent background, converted to JPG at 85% quality, might shrink to around 200–400 KB — a significant size reduction — but the previously transparent background area will now appear as a solid white (or whichever background color the tool applies) rectangle behind the logo, since that transparency information is discarded during conversion.

Common Mistakes to Watch For

• Converting transparent PNGs without checking the result. If your PNG relies on transparency (like a logo meant to sit on a colored background), converting to JPG will bake in a solid background color, which may look wrong wherever the image is later placed.
• Converting graphics with sharp text or lines to JPG. JPG's lossy compression can introduce visible artifacts (blurring, color bleeding) around sharp edges and small text — PNG generally preserves these more cleanly for logos, screenshots, and diagrams.

When This Tool Helps — and When It Isn't Enough

Useful for reducing file size of photographic PNGs, or when a platform specifically requires JPG format. If your image relies on transparency or contains sharp text/line art, consider keeping it as PNG or WebP instead, both of which support transparency and handle sharp edges better than JPG.

File Size & Browser Notes

PNG to JPG works entirely client-side in your browser, so there's no upload wait and no server-side file size cap — the practical limit is how much memory your device and browser have available for large images.