Link Buzz is a link popularity checker software which allows you to check for the no. of backlinks you have on six major search engines and databases and also the no. of pages you have indexed on the Google, Yahoo and MSN for any website you enter. You can also check your websites' page rank and Alexa ranking. And you can also use it to spy on your competition without them knowing! It saves you time and keeps track of your SEO and link building efforts.