Convert JFIF to PNG
Ethical Tube's free JFIF to PNG converter turns JFIF images into PNG, a lossless image format with transparency. It runs entirely in your browser, so your images are never uploaded, and it's free with no sign-up or watermark.
Files are converted on your device and never uploaded.
- Price
- Free
- Uploads
- None, it runs on your device
- Sign-up
- Not needed
- Batch
- Unlimited files
- Output
- PNG, lossless
- Install
- Nothing to install
How it works
How to convert JFIF to PNG
Add your JFIF files
Drop JFIF files onto the converter, click to choose them, or paste from the clipboard. Add as many as you like.
Check the settings
PNG is already selected. Set a maximum width or height if you want smaller images.
Download your PNG images
Each file gets its own download button as soon as it's ready. Download all saves everything in one ZIP file.
The formats
JFIF and PNG at a glance
What is a JFIF file?
A JFIF file is a regular JPEG image with a different extension. Windows and some browsers save pictures from the web as .jfif, and many apps and upload forms reject the extension even though the image inside is a normal JPG. It opens in browsers and Windows Photos. Many upload forms and older apps only accept .jpg, which is why people convert JFIF files.
What is a PNG file?
PNG is a lossless image format, so it keeps every pixel exactly as it was saved. It supports transparent backgrounds, which makes it the usual choice for logos, screenshots, and graphics with sharp edges or text. A photo saved as PNG is often several times larger than the same photo as a JPG. It opens in every web browser, Windows Photos, macOS Preview, iPhone and Android galleries, and editors like Photoshop, GIMP, and Figma.
Good to know
What changes when you convert JFIF to PNG
- PNG is lossless, so the image won't lose any more quality, but it can't restore detail that JFIF compression already removed. Expect a bigger file.
- Metadata such as the camera model, date, and GPS location isn't copied to the new file, so you don't share your location by accident.
- Very large images, around 100 megapixels or more, can exceed what the browser allows, especially on phones.
FAQ
Questions, answered
Is this JFIF to PNG converter free?
Yes. It's completely free, with no sign-up, no watermark, and no limit on how many files you convert. It costs Ethical Tube nothing to run, because the conversion happens on your own device rather than on a server.
Are my files uploaded anywhere?
No. The conversion runs inside your browser with the browser's built-in image codecs plus small WebAssembly encoders, so your files never leave your device. Once the page has loaded, it even works offline.
Does converting JFIF to PNG lose quality?
No. PNG is lossless, so the converted image has exactly the pixels of the JFIF. It can't undo compression that the JFIF already has, though, and the file may be bigger.
Can I convert several JFIF files at once?
Yes. Add as many as you like. They're converted one after another, and you can download each PNG file as soon as it's ready or all of them in one ZIP file.
Does it work on iPhone, Android, Mac, and Windows?
Yes. It works in Chrome, Edge, Firefox, and Safari, on computers, iPhones, and Android phones.
What can open a PNG file?
Every web browser, Windows Photos, macOS Preview, iPhone and Android galleries, and editors like Photoshop, GIMP, and Figma.
Is there a file size limit?
There's no upload limit because nothing is uploaded. The practical limit is your device's memory: everyday files are fine, and most computers handle images up to about 100 megapixels.
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