What JFIF to AVIF does
JFIF to AVIF re-encodes a JFIF image as a AVIF file in the browser, keeping the resolution while changing the format.
- JFIF to AVIF
JFIF to AVIF
Convert JFIF images to AVIF format
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All Image Tools →How do I convert JFIF to AVIF?
Convert JFIF to AVIF by opening your JFIF image; the tool re-encodes it as a AVIF file that you can download instantly. Adjust the quality to balance size and clarity. It runs in your browser, so your image is never uploaded.
- Convert JFIF images to AVIF in seconds
- Keeps the original resolution
- Quality slider for the best size/clarity balance
- 100% client-side
What is
JFIF to AVIF
A converter that changes a JFIF image into the AVIF format directly in the browser.
Image Tools
Related terms
image converteravif
Frequently Asked Questions
Yes.
Your JFIF image keeps its pixel dimensions; only the file format changes to AVIF.
Smallest files.
AVIF usually gives a smaller file than JFIF at similar quality, and modern browsers show it. Many apps, editors and upload forms do not accept AVIF yet, so keep a copy in a common format.
No.
The conversion is done locally with the Canvas API.
Detailed Explanation
How it works
The image is decoded onto a canvas and re-encoded to AVIF with the Canvas toBlob API at your chosen quality.
- Canvas re-encoding
Use cases
Use it when a site, app or device needs AVIF instead of JFIF, or to reduce file size.
- Compatibility and size
Limitations
Converting to a lossy format can reduce quality, and some formats (like HEIC) depend on browser support for decoding.
- Lossy loss; browser support
Privacy
Everything is processed in your browser with canvas; your images are never uploaded to a server.
- 100% local
- No upload