Clocker - Keep track of people in different time zones
Google Analytics - Improve your website to increase conversions, improve the user experience, and make more money using Google Analytics. Measure, understand and quantify engagement on your site with customized and in-depth reports.
World Clock iOS 8 Widget - Check the time, anytime. Just pull down Notification Center.
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.
Dato - Better menu bar clock with calendar and time zones
Matomo - Matomo is an open-source web analytics platform