A very sophisticated statistical tool which understand the internet audience and monitors it closely to reveal the realistic and competitive statistics that one need to succeed in online space. Get the real picture of your competitor traffic, know more about their target audience and other key intelligent information. The demographics and customer profiling details are highly informative than other tools.

Website Grader is a free seo tool from Hubspot which measures the marketing effectiveness of a website. Find your competitors ranking performance and understand the various responsible variables working behind the scenes. It also gives some basic recommendations on how to improve your marketing initiatives to yield solid results.

Compete provides a great competitor analysis tool where you can get the most competitive metrics for any web site on the web. Whats more, its powered by the largest pool of online consumer behavior data in the industry making it the most versatile tool for internet marketers.

Know your customers better and understand their needs with this competitive intelligence tool from Hitwise. Get insights on how users interact with millions of web sites and keep yourself ahead in your niche industry. A robust tool to increase your online branding and improve marketing strategies.

Monitor and measure your competitors performance under Alexa's ranking system. Notice the rise and fall of web traffic and visitors share from different geographical regions. Compare your website along with your top competitors to see how well you are doing on the web. Know how well you are reaching to your audience over a period of time.