Image Tools
JPG to PNG
Convert JPG images to PNG format instantly in your browser.
Choose a JPG or other image file to convert.
Image Tools
Convert JPG images to PNG format instantly in your browser.
Choose a JPG or other image file to convert.
JPG to PNG conversion is the process of transforming a JPEG image file into a PNG file. JPG uses lossy compression (sacrificing some data for smaller file size), while PNG uses lossless compression (preserving all original image data). This means PNG files are larger but support transparency and maintain pixel-perfect quality, making PNG ideal for images with text, sharp edges, or transparent backgrounds.
The tool reads your JPG file, extracts all pixel data and color information, and re-encodes it using PNG's lossless compression algorithm. During conversion, the transparency channel is created (if your JPG had pure white backgrounds, they can be made transparent). The PNG encoder then applies deflate compression to reduce file size while keeping image quality unchanged. The entire process happens in your browser without uploading to external servers.
| Input | Result | Notes |
|---|---|---|
| Screenshot.jpg (2.4 MB, fully opaque) | Screenshot.png (3.1 MB, no transparency) | JPG is smaller but lossy; PNG preserves every pixel and enables future transparency editing |
| Logo.jpg (145 KB, white background) | Logo.png (320 KB, white background removable to transparency) | PNG preserves clean edges around text and shapes; can be edited later to remove background |
| Photo.jpg (1.8 MB, 4000×3000 px) | Photo.png (5.2 MB, same dimensions) | Lossless quality is imperceptible to the eye; file size increase is the trade-off for infinite re-editing without quality loss |
No, the visual quality stays the same or slightly improves because PNG is lossless. However, if your JPG was already compressed with quality loss, PNG cannot recover that lost data. The real benefit is preventing future quality loss during edits.
JPG uses lossy compression, discarding invisible data to shrink files. PNG uses lossless compression, keeping all pixels intact. For photos, this means PNG is 2–5× larger. For graphics with flat colors, PNG is often smaller. Choose the format based on your content type, not just file size.
Converting alone does not remove the background. You can use PNG's transparency feature after conversion: use an image editor (Photoshop, GIMP, or Canva) to select and delete the white background, or use a background remover tool specifically designed for this task.
Yes. FreeTooz's JPG to PNG converter processes files directly in your browser without uploading to external servers. Your images never leave your device, so your privacy and intellectual property are fully protected.
Most browsers handle files up to 500 MB. For very large images (e.g., high-resolution prints), conversion may take a few seconds. If conversion fails, try reducing the image dimensions with an image resizer first.
This tool converts one file at a time. For batch conversion of many images, use a command-line tool like ImageMagick (`convert *.jpg *.png`) or a batch image converter application.