How to use JPG to PNG
- 1. Open a JPEG. Local file only.
- 2. Keep PNG as the target. Preselected here.
- 3. Download the PNG. Use it where you need lossless or alpha later.
About this tool
“Jpg to png” is a common request when a site or printer wants PNG. This is not an upscaler. It re-wraps the bitmap the browser decoded.
No new detail
JPEG already discarded high-frequency detail. PNG just stores those pixels without another JPEG pass.
Code examples
MIME
image/webp