This is a free service (Trial)  that tracks clicks on any link you want to track, from inside, outside, or within your site itself.

It also provide an accurate and fair method to track traffic between web sites. It has since grown into the best service of it’s kind on the Internet.

LinkCounter keeps track of how many times individual links on your website, or links leading into your site, have been clicked by web surfers… even on web servers that don’t allow access to server logs and stats programs

It’s a great way to track affiliate programs and link exchanges, or to create referring links for sites you trade traffic with.

LinkCounter provides you with an unbiased report that you can use to keep track of your outgoing and incoming hits.