Timezone.io - Keep track where and when your team is.
TimeZoneNinja - Scheduling meetings around the world just got easy
Startup Timelines - How the frontpages of famous startups changed over time
Spacetime - Work hour and time zone management for distributed teams.
Time Zone Pro - A beautiful world clock for friends, family, clients and more
Timelines - Timelines is an app to track & visualize time.