JIF to AVIF converter
Convert JIF images to valid AVIF. Fast, free, and private — processed entirely in your browser, up to 30 images at a time.
Drop your JIF images here
or choose up to 30 images from your device
Maximum file size: 20MB per image
Your images stay private
Images are processed directly in your browser and are never uploaded to our servers.
JIF vs. AVIF
JIF is an older JPEG-style extension for photographic image data. AVIF is a newer format designed for efficient compression and modern web delivery.
Converting JIF to AVIF gives you a more modern format when your platform or workflow supports it.
How to convert JIF to AVIF
- 1
Upload your JIF images
Drag up to 30 files in or choose them from your device.
- 2
Automatic conversion
Each file is decoded and re-encoded as a valid AVIF in your browser.
- 3
Review the results
Check the output and verify the file type before downloading.
- 4
Download one or all
Save a single AVIF file or download everything together as a ZIP.
When you'll need to convert JIF to AVIF
- Preparing images for a website or platform that supports AVIF
- Testing a modern, efficient image format for delivery
- Replacing JPEG-style files with a smaller output where supported
- Creating a browser-based AVIF version of an image without uploading it anywhere
Frequently asked questions
- Yes, completely free with no signup or usage limit.
- No. Conversion happens directly in your browser.
- JIF is an older, less common 3-letter file extension used for JPEG image data — similar in spirit to .jfif, but a distinct extension. This tool accepts .jif files specifically.
- Yes. The converter verifies that the browser actually encoded AVIF before allowing the download, and it will show an error if AVIF encoding is unavailable.
- AVIF can deliver smaller file sizes and modern web performance for browsers and platforms that support it.
- Yes, up to 30 at a time, downloadable individually or as a ZIP.
- The conversion will fail with a clear message instead of downloading a mislabeled file. Use an up-to-date Chromium, Edge, or Firefox build.
- Yes. The tool works in any modern mobile browser on iPhone and Android, with no app to install.