Access accurate time information for over 250 time zones worldwide, covering every country and major city.
Our clocks update in real-time, ensuring you always have the most accurate time information available.
Easily convert times between different time zones with our intuitive time zone conversion tool.
Sync with your calendar to plan meetings and events across multiple time zones effortlessly.
Visual indicators show whether it's day or night in each location, helping you plan communications better.
Access InstantWorldTime.com from any device, whether you're at your desk or on the go.
Whether you're coordinating with international teams, planning global events, or just keeping in touch with friends and family abroad, InstantWorldTime.com makes managing time zones simple.
Try Our Advanced FeaturesUTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks and time. It's the successor to GMT (Greenwich Mean Time) and is used as the reference point for all time zones around the world.
There are officially 24 time zones in the world, one for each hour in the day. However, some countries use time zones with 30 or 45-minute offsets, bringing the total number of unique time zones to about 39. Our time zone converter supports all of these variations.
The easiest way to calculate time differences between countries is to use our time difference calculator. Simply select the two locations you want to compare, and we'll instantly show you the current time in both places and the exact time difference.
Daylight Saving Time (DST) changes vary by country and region. In the United States, DST begins on the second Sunday in March and ends on the first Sunday in November. In Europe, it begins on the last Sunday in March and ends on the last Sunday in October. Our world clock automatically adjusts for all DST changes.
Use our international meeting planner to find the optimal meeting time across multiple time zones. It visualizes working hours overlap and suggests the most convenient times for all participants, helping you avoid scheduling meetings in the middle of someone's night.