Google Analytics is a free service Google offers to
track, monitor and measure statistics relating to traffic,
conversions, and
page views on your web site.
Google Analytics tells you
how your visitors found your site, how they interact with your
site, how long they stay, and from what page they enter and
leave.
Discover how profitable your keywords are
across different search engines and multiple online campaigns.
Identify where your best online customers come from and which
target audiences are the most profitable for your specific
content.