JPG to PNG Image Converter
Upload a JPG and download a lossless PNG instantly — converted entirely inside your browser with no file upload.
Upload JPG
Preview (PNG output)
Upload a JPG to see the PNG preview
Conversion happens instantly, entirely in your browser
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Summary
Upload a JPG and download a lossless PNG instantly — converted entirely inside your browser with no file upload.
How it works
- Select or drag a JPG/JPEG image onto the upload area.
- The tool decodes the image in your browser using the Canvas API.
- A lossless PNG is generated from the decoded pixel data.
- A live preview and file size comparison appear immediately.
- Click "Download PNG" to save the converted image to your device.
Use cases
- Convert product photos to PNG for e-commerce platforms requiring lossless images.
- Remove JPEG compression artifacts before further editing in design tools.
- Prepare images for web graphics that require a transparent background layer.
- Convert social media JPGs to PNG for use in presentations or documents.
- Archive photographs in a lossless format to prevent quality degradation over edits.
- Convert screenshots saved as JPEG back to PNG for clearer text rendering.
- Prepare images for tools or workflows that require PNG input.
- Process images privately without uploading to any third-party service.
Frequently Asked Questions
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Last updated: 2026-05-29 ·
Reviewed by Nham Vu