The ideal free Keyword Bid Tool which includes keywords research tools is the Google Keyword tool.

This application has been referred to as the Adwords keyword tool as it won’t simply yield search criteria for keywords you have input, but if you choose synonyms, it will also advise a list of related words or phrases.

When Google finishes its search and returns your results it won’t immediately show you the estimated cost-per-click per keyword. To get this data go to the box called “Choose columns to display”, open up the options, and go to the bottom and select All.

At this point you ought to see the estimated cost-per-click so you can get in positions 1-3.

With the estimated cost-per-click this is categorized from highest to lowest, so in respect of a potential pay per click marketing campaign, this keyword bid info is invaluable if you’re on a tight budget. You’ll be able to choose those keywords with a cost per click that is not too high.

Conversely had you been optimizing your website for AdSense purposes, then certainly you would target your search engine marketing around the keywords with the top bids.

An alternative free keywords research tool, but nowhere near as well known is that offered by You Tube. To discover what keywords You Tube visitors are using to find videos relevant to your keywords,just enter in to your web browser You Tube keyword tool and this will result in finding this great keyword research tool.

There are many other keyword bid tools both free and paid, simply performing some quick web search queries, will reveal several of these.