World Clock & Time Zone Converter - Free Online Time Calculator
Convert time between different time zones instantly. Check current time worldwide, calculate time differences, find meeting times, and more with our comprehensive time zone tools.
Free World Clock & Time Zone Converter Tools
Our comprehensive time zone converter and world clock tools help you stay connected across the globe. Whether you're scheduling international meetings, planning travel, or simply need to know what time it is in another country, our free online tools provide accurate, real-time information for all major time zones worldwide.
Key Features of Our Time Zone Tools:
- Real-time World Clock: View current time in 15+ major cities and time zones
- Time Zone Converter: Convert any time between different time zones instantly
- Meeting Time Finder: Find the best meeting times for participants across multiple time zones
- Business Hours Checker: Check if businesses are open in different time zones
- Countdown Timer: Create countdowns to important events and deadlines
- Age Calculator: Calculate exact age in years, months, and days
- Quick Time Tools: Access UTC time, Unix timestamp, day of year, and week number
Popular Time Zone Conversions
Our time zone converter supports all major time zones including:
- Americas: New York (EST/EDT), Los Angeles (PST/PDT), Chicago (CST/CDT), Denver (MST/MDT), São Paulo (BRT)
- Europe: London (GMT/BST), Paris (CET/CEST), Berlin (CET/CEST), Moscow (MSK)
- Asia: Tokyo (JST), Shanghai (CST), Mumbai (IST), Singapore (SGT)
- Australia/Pacific: Sydney (AEST/AEDT), Auckland (NZST/NZDT)
- Africa: Cairo (EET), Johannesburg (SAST)
How to Use Our Time Zone Tools
Our user-friendly interface makes it easy to:
- Check Current Time: View real-time clocks for major cities worldwide
- Convert Time: Enter any time and convert it to your desired time zone
- Calculate Differences: Find the time difference between any two time zones
- Plan Meetings: Select multiple time zones to find optimal meeting times
- Track Events: Create countdown timers for important dates and deadlines
Why Use Our Time Zone Converter?
Our time zone tools are designed for accuracy, ease of use, and comprehensive coverage:
- Accurate Calculations: All time conversions account for daylight saving time and time zone rules
- Real-time Updates: Clocks update every second for current time accuracy
- Mobile Friendly: Responsive design works perfectly on all devices
- No Registration Required: Use all tools instantly without creating an account
- Free to Use: All features are completely free with no hidden costs
Common Time Zone Questions Answered
What is the time difference between New York and London?
New York is typically 5 hours behind London (EST vs GMT), but this changes to 4 hours during daylight saving time (EDT vs BST).
How do I convert 3 PM EST to PST?
3 PM EST converts to 12 PM PST (noon). Pacific Time is 3 hours behind Eastern Time.
What time is it in Tokyo when it's 9 AM in New York?
When it's 9 AM in New York (EST), it's 11 PM the same day in Tokyo (JST). Tokyo is 14 hours ahead of New York.
How do I schedule a meeting across multiple time zones?
Use our Meeting Time Finder tool to select all participant time zones and find overlapping business hours.
Time Zone Abbreviations Reference
Americas
- EST/EDT - Eastern Time
- CST/CDT - Central Time
- MST/MDT - Mountain Time
- PST/PDT - Pacific Time
- BRT - Brasília Time
Europe
- GMT/BST - Greenwich Mean Time
- CET/CEST - Central European Time
- EET - Eastern European Time
- MSK - Moscow Time
Asia/Pacific
- JST - Japan Standard Time
- CST - China Standard Time
- IST - India Standard Time
- AEST/AEDT - Australian Eastern Time
- NZST/NZDT - New Zealand Time
Quick Time Tools
Current UTC Time
Unix Timestamp
Day of Year
Week Number
Popular Time Searches
🌍 Business Hours
Check business hours across timezones
📅 Meeting Time
Find best meeting time for multiple timezones
✈️ Flight Time
Calculate flight duration and arrival times
⏰ Countdown Timer
Create countdown to specific events
🎂 Age Calculator
Calculate exact age in years, months, days
🌐 All Time Zones
Complete list of world timezones