Team Time Zone - Local clocks for distributed teams who use Slack
Time Zone Converter - Time Zone Converter is an online productivity tool to calculate exact time across time zones.
OneTime - Multiple timezones on one simple dial
Time Zone Pro - A beautiful world clock for friends, family, clients and more
Klok - Keep track of anything with Klok's simple work timer and visual display of how your days...
Miranda - Time (zone) travelling