Timezone Converter
Convert times between time zones with a live world clock
Pick a source date and time to see the converted result.
New York
New York (GMT-4)
07:50:20 PM
Chicago
Chicago (GMT-5)
06:50:20 PM
Denver
Denver (GMT-6)
05:50:20 PM
Los Angeles
Los Angeles (GMT-7)
04:50:20 PM
Toronto
Toronto (GMT-4)
07:50:20 PM
Sao Paulo
Sao Paulo (GMT-3)
08:50:20 PM
London
London (GMT+1)
12:50:20 AM
Paris
Paris (GMT+2)
01:50:20 AM
Berlin
Berlin (GMT+2)
01:50:20 AM
Moscow
Moscow (GMT+3)
02:50:20 AM
Dubai
Dubai (GMT+4)
03:50:20 AM
Kolkata
Kolkata (GMT+5:30)
05:20:20 AM
Bangkok
Bangkok (GMT+7)
06:50:20 AM
Shanghai
Shanghai (GMT+8)
07:50:20 AM
Hong Kong
Hong Kong (GMT+8)
07:50:20 AM
Taipei
Taipei (GMT+8)
07:50:20 AM
Tokyo
Tokyo (GMT+9)
08:50:20 AM
Seoul
Seoul (GMT+9)
08:50:20 AM
Sydney
Sydney (GMT+10)
09:50:20 AM
Auckland
Auckland (GMT+12)
11:50:20 AM
Honolulu
Honolulu (GMT-10)
01:50:20 PM
Cairo
Cairo (GMT+2)
01:50:20 AM
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Privacy & Trust
Browser-side conversion
Time zone math stays local in the browser, which is helpful when planning internal schedules or cross-region meetings.
DST-aware formatting
Offsets can change throughout the year. The converter uses the browser’s Intl time zone data so the same city may shift between standard and daylight saving offsets.
Wall time vs absolute time
You enter a wall-clock time in the source zone, and the tool maps it to the corresponding instant before rendering the target zone.
Export conversion
Set a valid date and time to enable export.
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How to Use
Enter Your Values
Fill in the input fields with your numbers or parameters.
Get Instant Results
Results update automatically as you type — no submit button needed.
Copy or Save
Copy results to clipboard or use them in your workflow.
Why Use This Tool
100% Free
No hidden costs, no premium tiers — every feature is free.
No Installation
Runs entirely in your browser. No software to download or install.
Private & Secure
Your data never leaves your device. Nothing is uploaded to any server.
Works on Mobile
Fully responsive — use on your phone, tablet, or desktop.
Time Zones Demystified: UTC Offsets, DST, and Global Scheduling
Key Takeaways
- There are 38 distinct UTC offsets in use worldwide, including several at 30- and 45-minute intervals.
- Daylight Saving Time shifts clocks in roughly 70 countries, creating seasonal offset changes.
- Coordinated Universal Time (UTC) is the global reference — all time zones are expressed as offsets from UTC.
Time zones divide the world into regions that observe the same standard time. While the concept seems simple, real-world time zones are shaped by political boundaries, historical conventions, and seasonal daylight saving rules. Converting times accurately across zones requires understanding UTC offsets, DST transition dates, and regional exceptions.
38
Distinct UTC offsets worldwide
Common Use Cases
Remote Team Scheduling
Find overlapping work hours across team members in different time zones for meetings.
Travel Planning
Calculate arrival times and jet lag duration when flying across multiple time zones.
Global Event Coordination
Announce webinars, product launches, or live streams with correct local times for each audience.
Software Development
Handle timestamps correctly in distributed applications, APIs, and database records.
Practical Tips
Always store timestamps in UTC and convert to local time only for display purposes.
Remember that DST transitions differ between hemispheres — the Southern Hemisphere shifts on opposite dates.
Some regions (e.g., India at UTC+5:30, Nepal at UTC+5:45) use non-whole-hour offsets.
Use the IANA Time Zone Database (tzdata) for the most accurate and up-to-date timezone information.
This tool is for informational and educational purposes. Verify results before using in critical applications.