You don't really need any other tools in addition to Google keyword planner in order to check the exact competition of keywords because the level of competition is already shown as low, medium, or high. In the past Google used to show a little bar which displayed the level of competition, but for some reason they no longer use it now. They simply those three levels mentioned in my post.
Keyword planning and key phrase Adviser is like a work shop for building new Look for Network strategies or growing existing ones. You can look for keyword and ad group ideas, see how a record of keywords might perform, and even create a new keyword record by growing several lists of keywords together. A free AdWords tool, Keyword and key phrase Adviser can also help you choose competitive offers and budgets to use with your strategies.
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