ToolForgeby ForgeSparse

AVIF to JFIF Converter

ToolForge converts your image files online, right in your browser. Amongst many others, we support PNG, JPG, GIF, WEBP, AVIF and HEIC. You can use the options to control image resolution, quality and file size.

Convert AVIF to JFIF online, free

Turn AVIF files into JFIF in seconds — a JPEG image with the .jfif extension. Conversion happens in your browser, so your images are never uploaded, and you can convert a whole batch at once.

Why use this tool

Private by design

Files are converted on your device. Nothing is uploaded to a server.

Batch conversion

Drop in many AVIF files, convert them together and download a single ZIP.

Control over the output

Set quality, resize to exact pixels, and choose a background colour for transparent areas.

Free, no sign-up

No account, no watermark and no file limits.

How it works

  1. 1Click “Select File” or drop your AVIF images onto the page.
  2. 2Check that JFIF is selected, and open Options to change quality or size if you want.
  3. 3Click Convert, then download each JFIF file or all of them as a ZIP.

Frequently asked questions