PPC Software for Professional Advertisers:
KeyCompete is an online keyword research tool that identifies the keywords your competitors are using in their pay-per-click campaigns. KeyCompete also identifies the competition that is bidding on your keywords.
Monthly Subscription ($39.00)
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KeywordSpy is a keyword research tool that tells you the keywords being used by your competitors in their advertising campaigns with different advertising systems such as Google AdWords, Bing/Microsoft Adcenter and Yahoo Search Marketing.
Monthly Subscription ($89.00)
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