Overview: These are free which will help you find which keywords to target & how competitive they are. Here is a video offering an introduction to keyword research At the bottom of this page are a link to a free keyword research PDF & a few more free background videos about understanding keyword research & using keyword research tools.Keyword Suggestion Tools
- Word Tracker Free Keywords - Free keyword suggestions from Wordtracker. Wordtracker also has a more advanced paid version, and sells top keyword reports.
- Google AdWords Keyword Suggestion Tool - Recommends keywords based on a keyword you enter or a URL you have the tool analyze
- Google Suggest Tool - Shows frequently search for phrases starting with the words and letters in your query.
- Word Stream Keyword Tool - Allows you to export a list of thousands of keywords for free.
- Keyword Discovery - Free keyword tool from Trellian. Trellian also has a more advanced paid version of Keyword Discovery.
- Microsoft Keyword Forecast - Shows predicted Microsoft search impression count and historical trends.
- Wordze - Nice for generating decently large keyword lists quickly and inserting them into paid search campaigns.
- Yahoo! Search Marketing - Yahoo! has a keyword research tool inside their platform. It is really bad marketing of them to only have the new tool accessible inside their platform, while neglecting their old keyword tool.