Marketleap's Keyword Verification Tool - You can verify the placement of your website on the Internet's top search engines and directories using the keyword that you provide.

Overture's Search Term Suggestion Tool - This tool will displays how many times a certain keyword was searched for in a given month. It will also show all related searches for the keyword.

SpellWeb - You can compare the popularity of 2 keyword or phrases in a search engine.

Wordtracker - Wordtracker helps you choose the right internet marketing keywords that will help your search engine placement and ranking. Use Wordtracker for keyword research. Web marketing is all about search engine ranking, and that starts with the proper internet marketing keywords. Get a free keyword report and web site promotion information!