Question 1

What is UTC (Coordinated Universal Time)?

Accepted Answer

UTC is the global time standard against which all time zones are measured. It was formerly known as Greenwich Mean Time (GMT).

Question 2

How do I find the time difference between two countries?

Accepted Answer

Enter the same time in the calculator and convert between both zones. The time difference will be apparent from the result.

Question 3

Does the time difference change throughout the year?

Accepted Answer

Yes, some countries observe daylight saving time which changes the time difference with other countries by one hour.

Question 4

Why do some timezones have 30-minute or 45-minute offsets?

Accepted Answer

Some countries and regions have chosen non-standard timezone offsets for political, geographical, or historical reasons. Examples include India (UTC+5:30) and Nepal (UTC+5:45).

Question 5

What happens when converting across the International Date Line?

Accepted Answer

When converting time across the International Date Line (roughly 180° longitude), the date changes by one day. Moving west adds a day, moving east subtracts a day.

Time Zone Converter