AVIF to JPEG "Offline" Batch Converter

Select your images from a dialog window.
*Multiple selection allowed.

Convert all images in the selected folder and its subfolders, and add the converted images to a ZIP archive with relative path.
*It will show "Upload" button, but it actually doesn't upload anything to any server.

(Or just drag & drop)

Source Image Extensions:

Choose source image extensions

Only ".avif" or ".webp"

Image Type:

image/jpeg

Choose image format for output

Image Quality:

Set image quality for output

Advanced Settings

This is a free web application to batch convert AVIF(or WebP, etc) images to common image formats such as JPEG, PNG.
It uses a browser's built-in function for the conversions, so no data is sent to any server.
The converted images will be output as a zip file when multiple images are loaded.
Requires latest version of Firefox or Chrome to load AVIF images.
Use this app at your own risk.