When this tool is useful
Opening AVIF assets in older editors, upload forms, print services, or devices that require JPEG.
How local processing works
A local AVIF decoder reconstructs the pixels, which are then encoded into a new JPEG at the chosen quality.
How to use it
- Choose the source files.
- Review the available settings and page order.
- Process locally, inspect the result, and download it.
Important limitations
HDR range, alpha transparency, animation, and AVIF-specific efficiency may be lost in the JPEG output.
Private by design
Your files stay in this browser. The tool does not upload the source or output to our servers.
Questions and answers
Does this tool upload my files?
No. Processing happens in your browser; closing the page clears the working session.
Will the output always match the source exactly?
HDR range, alpha transparency, animation, and AVIF-specific efficiency may be lost in the JPEG output.