Yet another of these social networking sites. But this time, with analytics in mind. Firstly, it allows you visitors to share content with others, though a web widget in your site. They support and help monitor many of the popular social media sites on there like Facebook, Twitter, Digg, Stumbleupon and so on. The purpose of this widget is to tell you how and which content of your site is being shared and by who. This way you can use the information to further improve your site. AddThis is installed on over 7 million domains, which means that it is gathering a lot of data on traffic and visitors' behaviour and interest. They support over 50 languages, which means it can work on numerous websites even cross the globe. Try it out.

OneStat.com is the number one provider of real-time intelligence web analytics software. More than 50.000 companies worldwide use our web site statistics or the free counter. Our traffic analysis solutions are available for each webmaster who wants to track a website. As the number one provider of website analytics, OneStat.com has become the trusted standard in website statistics for various internet companies such as travel, dating sites and online shops. Also our free stat counter and web analytic service has been tested as the best free tracker in the world. - 
OneStat

Understanding website traffic and visitor clickstream behavior is crucial to managing a website on a daily basis. Opentracker is a web site tracking tool built for website analysis. Analyze website statistics and monitor visitors online & 'real time'. - 
Open Tracker

AddfreeStats.com provides to Webmasters, free website statistics on their web site visitors. See the website stats demo. Now you can keep track of how many people visit your website, when they come, how they found your website and much, much more... All website statistics reports are in real-time! - 
AddFreeStats

By a continuous enhancement of its web stats and free hit counter platform, ShinyStat has consolidated its worldwide success in Web Statistics and Web Analytics tools. - 
ShinyStat.com

UrlTrends was developed by Joel Strellner to allow Webmasters, Search Engine Optimizers, and domain buyers to determine a websites (or a specific pages) rankings in the various search engines and directories. Based on this information you can make competitive analysis of any website with another website -- and from this you could possibly determine whether your SEO tactics are positive or negative to your website; or, if you are a domain buyer, determine if a particular domain should be purchased. - 
URL Thrends

Free invisible website counter and stats. Track multiple websites and web pages from one location. Monitor pageloads, hits, returning visitors, unique visitors, referring websites, referring search engines, operating systems all from our graphical interface. Analyze your visitors hit paths and what parts of your website they like most and least. - 
Website Stats Counter

One of the most important thing a webmaster must consider is his or her website uptime. It is pointless to own a website but it is down and nobody can access it right? It is also extremely critical that the webmaster knows the moment their site goes down so that they can attempt to recover and minimize the downtime. For some, downtime means money lost forever, not to mention angry customers and numerous complaints. So webmasters should seriously consider a monitoring service - a service which monitors their website and alerts once it goes down. And best of all, Mon.itor.Us provide their services for free! I kid you not. And for unlimited numer of websites as well. This alone makes their service incomparable to the rest of the competition. They also provide real-time stats and charts for those who need it. For those who need even more accurate and more frequent monitoring, they can always check out Monitis, their professional monitoring service.

Statbrain uses different resources on the web combined with mathematical and statistical methods to estimate how many visits a website has. With Statbrain.com you can find out how many visits any site has. - 
Statbrain

ImetriX Web Analytics Solution: Traffic Source Analysis and Measurement More information Schedule Demo ADV Campaign and ROI Monitoring Keyword Advertising Conversion and ROI E-mail Tracking Search Engine Ranking Conversion and Funnel Analysis Shopping Cart Monitoring Visitors profiling and Geolocalization Usability Optimization - 
ImetriX - Web Analytics

Offers a simple free hit counter service in a range of styles and colors for site owners with minimal technical knowledge. This service has been around since 2004. - 
SpeedCounter.com

YouMonitor.Us is the first free P2P, open source website monitoring service that offers instant alerts, reports, and analysis of your website. YouMonitor.Us is the first free P2P, open source website monitoring service that offers instant alerts, reports, and analysis of your website. - 
YouMonitor.us