at the same time

Keep track of local date and time of contacts in a different time zone to yours.

Emsa Time Synchronizer: Atomic time sync utility for Windows. Freeware.

Track, analyze, and boost productivity with Smart Time Tracker.

Corporate NTP server time synchronization server-client software.

Manage your time billing and accounting information, print invoices, checks, and business reports.

Synchronize your PC with a primary time source via NTP and SNTP protocols.

Show average message response time and the number of replies in Outlook.

Control the screen time spent by the kids.

Control the screen time spent by the scholars.

A time tracking, timesheet, and project management software product.