Dato - Better menu bar clock with calendar and time zones
CiraSync - CiraSync is a program that syncs and shares office 365 GAL contacts and calendars to smartphones.
Clocker - Keep track of people in different time zones
Simplish - Simplish is a day planner software that is used for time management.
Clock mini - Simple clock app in the Dock
Clariti.app - Clariti is a team communication app that uses Artificial Intelligence to combine emails, chats, documents, calendar events and feeds on the same topic, in rich context-based Conversations to ensure your communication stays focused & organized.