This app was removed from the App Store.
Faviconer: The Favicon Maker
Mac OS Developer Tools
Faviconer is for creating favicon for website (the site icon you see in browser's favorites). It is simple and intuitive. Select source image, required icon size, click a button, and the favicon is ready! Creating favicons never been so easy.
Faviconer supports most of commonly used image formats: .psd, .ai, .png, .tiff, .gif, .jpg, .icns and many others.