Email Verifier - Email verifier app lets you verify email.
StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.
Email List Verify - The Fastest Way to Improve Email List Deliverability and ROI
AFSAnalytics - AFSAnalytics.
NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Woopra - Track your customers' web and mobile activity, forms, emails, support tickets and more, all in one place with customer analytics. Analyze and take action.