Favicon are small sized icons which are associated with websites, they are shown next to the site’s name in the URL bar of most browsers. Favicon are a way with which users can easily identify different websites.
Favicon is usually created in different sizes the most popular are 16 x 16 pixels, 32 x 32 pixels, 64 x 64 pixels and 128 x 128 pixels.
GenFavicon is the latest web2.0 service that allows you to create favicon (shortcut for favorite icons) for you website in two simple steps. All you have to do is upload the image you want to create a favicon with and specify the size.