Here’s an extensive list of some of the best free keyword research tools for exploring new keyword ideas and finding opportunities, as well as identifying hot trends when looking for content to add to your website. All of these tools are completely free and available to the general public. External Google AdWords Keyword Tool – this tool allows you to find keywords based on your site’s content, identify negative keywords, find synonyms – or not, and specify a language and location. (Start with broad keywords like “cell phonesâ€, then try more specific keywords like “Motorola cell phonesâ€. External Google AdWords Traffic Estimator– This tool is used primarily for Google AdWords, but allows you to get an idea of how much traffic you would be getting if you ranked high for specific key phrases, and what people are bidding on those keywords. Google Trends – With Google Trends you can explore the latest and hottest search trends, plus see often specific topics have been searched for over time. Great for finding topics to write about for search engine optimization (SEO). Google Insight For Search– With Google Insights for Search, you can compare search volume patterns across specific regions, categories, time frames and properties. Google Correlate – Allows you enter a search term and identify several related searches that correlate with the phrase, historically. It give you a side-by-side graph comparison chart of the related terms. Google Global Market Finder – Helps you identify markets for you products and services around the globe. Gives you Google AdWords PPC data to help you see the opportunity costs geographically across multiple languages and locations. Yahoo! Search Clues – Gives you insight into how people are searching on Yahoo! by allowing you to see what terms are searched for most often, when people are searching for specific terms, where they are searching from, plus additional demographic and trend analysis. Alexa Site Information – Alexa provides you with a bunch of information about a website, such as Traffic Stats, Search Analytics, Audience demographics, Contact Info, Reviews, Related Links, Click Stream Data and more. Trendistic – Offers a historical chart of trending topics that are Tweeted on Twitter, going back up to 180 days. Also shows a list of hot trending topics and recent Tweets.
Great keyword tools list. You can add this one: Free Keyword Tool from Wordtracker - You can find some interesting keywords with this tool and also great free training about keywords.
This is helpful for those who started in the internet marketing... thanks to all guys for sharing all this quality information