Updated Time Zones

Time Zone Calculator

Convert times between cities, compare multiple time zones, plan meetings, calculate time differences, view a world clock, convert travel times, and work with Unix epoch time.

Time Converter Meeting Planner World Clock Epoch Time

All-in-One Time Zone Suite

Switch between basic and multi-zone converters, meeting planner, time difference calculator, world clock, travel time calculator, and Unix epoch converter.

Enter date and time in the source time zone and convert to another time zone, including day changes.

Select up to five target time zones to compare against the base time.

Select up to three cities. The planner shows a small timeline around your chosen base time with indicators for typical working hours.

Compare two local times in different time zones and see the difference and which one is earlier.

View the current time right now in popular time zones. Times are based on your device clock.

Enter scheduled local departure and arrival times to estimate total travel duration and day changes.

Date/Time → Epoch

Epoch → Date/Time

Time Zone Calculator – Global Time, Meetings And Travel

This Time Zone Calculator helps you quickly convert times between cities, compare multiple time zones side by side, plan meetings across regions, calculate time differences, check a simple world clock, estimate travel duration between time zones, and work with Unix epoch timestamps.

Time Zone Conversion And Multi-Zone View

The basic converter tab lets you pick a date, time, and source time zone and instantly see the converted time in another zone, including how many hours ahead or behind it is. The multi-zone tab extends this idea by showing the same base time across several time zones in a compact table, which is especially useful for distributed teams.

Meeting Planner, Time Difference And World Clock

The meeting planner tab builds a mini timeline around your chosen time and labels slots as work hours, off-hours, or typical sleep hours in each time zone so you can spot overlaps. The time difference tab compares two date/time values in different zones and shows the difference and which is earlier. The world clock tab displays the current time in a set of popular cities using your device clock.

Travel Time And Epoch Conversion

The travel tab uses local departure and arrival times to estimate total elapsed time and day changes across time zones. The epoch converter tab works both ways, converting local date/time into Unix epoch seconds and turning epoch values back into human-readable times in any supported time zone.