Time Buddy - Time Buddy brings a colorful world clock.
Worklife Slackbot - Your personal meeting assistant, in Slack
Time Zones Converter - Time Zones Converter is an application which as the name implies, is used for converting time zones.
Meetingbird - Powerful meeting scheduling and notes — right in your calendar
Time Zone Converter - Time Zone Converter is an online productivity tool to calculate exact time across time zones.
RemoteStandups - Join others and organise remote standup meetings together