Adalysis - Adalysis offers optimization and testing tools.
Microsoft Advertising - Use our search engine marketing and audience solutions to help you build your business.
Optmyzr - Optmyzr AdWords Tools. Optimization Solutions, Quality Score Tracker, Landing Page Checker, and more. Free Trial Available.
Yandex.Direct - Yandex.Direct is an advertising service for placing contextual ads on Yandex.
Adzooma - Optimise Your Google, Facebook and Microsoft Ads Account with Free PPC audit and Free platform access.
WordStream - WordStream offers a suite of products to help companies with their SEO and SEM initiatives.