🖼️ Image & File
JPG to PNG Converter
JPG to PNG Converter loads your image locally and writes a lossless PNG download through browser canvas. Files stay on your device, are processed locally in your browser, and are never uploaded. PNG supports transparency, but JPG files do not contain transparency data, so JPG outputs are normally opaque.
Files are processed locally in your browser and never uploaded.
PNG supports transparency, but JPG source images usually have no transparency data.
Original size-
PNG size-
How to use
- Choose a JPG or another image file and review the input preview.
- Check the PNG preview and output file size.
- Download the .png file. Your original image is not modified.
- Clear the file when you want to release the preview and start again.
Use cases
- Convert JPG screenshots for design or document workflows.
- Prepare a PNG file for platforms that require the extension.
- Keep a lossless output copy after conversion.
- Convert private images without uploading them.
Privacy & local processing
This tool runs mainly in your browser. The content you enter is not sent to Free Tools Hub servers.
FAQ
- Are my images uploaded?
- No. Files stay on your device, are processed locally in your browser, and are never uploaded or stored by this site.
- Will converting JPG to PNG add transparency?
- PNG supports transparency, but JPG has no transparency data. A PNG created from a JPG is normally opaque.
- Will the PNG be larger than the JPG?
- Often, yes. PNG is lossless and is better for screenshots, graphics, and sharp edges than for the smallest possible file.
- Can I convert non-JPG files?
- Yes. Any image format your browser can decode can be written as a PNG by this tool.
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