Bit.ly is an SEO friendly URL shortening service with statistics
Bit.ly is a simple and free URL shortener service that provides a lot of value.
Logging in gives you the power to create custom Bit.ly URLs like http://bit.ly/WhyContactInfo instead of http://bit.ly/ljdkhf76 and the ability to track how many people click that link over time.
For more information, take the Bit.ly tour.
URL shorteners like Bit.ly have become increasingly popular as people try to fit a sentence and link into a character-limited social network like Twitter.