OmniFile Studio

Favicon / ICO Converter

Turn any image into a multi-size .ico favicon or a ZIP with every favicon size.

100% Client-Side · Zero-Server-Upload · 100% Private

Drop files here or tap to browse

Files are processed locally with Web Workers. Max recommended size 100 MB.

Options

How it works

  1. 1Drop a square image (PNG, JPG or WebP).
  2. 2Choose a single .ico or the full ZIP pack.
  3. 3Process and download your favicon.

Are my files uploaded to a server?

Never. Every tool runs inside your browser using WebAssembly and Web Workers. Your files stay on your device and are wiped from memory as soon as you download the result.