Time Zone Converter
Free Online Time Zone Converter β Convert Time Across 50+ Global Zones Instantly
Time zone converter tool that lets you convert time between IST, EST, PST, GMT, UTC, and 50+ global time zones in seconds. Perfect for scheduling international meetings, travel planning, and coordinating with global teams. Completely free, accurate, and private.
Convert Time Between Time Zones
How to Use the Time Zone Converter
Select Source Time Zone
Choose your source time zone from the dropdown list of 50+ global time zones including IST, EST, PST, GMT, and more.
Enter Date and Time
Enter the date and time you want to convert using the date and time input fields. The current date and time are pre-filled for convenience.
Select Target Time Zone
Choose one or more target time zones from the dropdown to see the converted time. Add multiple zones for batch conversion.
Click Convert Time
Click the Convert Time button to instantly see the converted time in all selected target time zones with day and date details.
Copy or Reset Results
Copy the converted results to your clipboard for sharing or click Reset to clear all inputs and start a new conversion.
Key Features of Our Time Zone Converter
100% Free Forever
Use the time zone converter unlimited times with no hidden charges, premium plans, or usage restrictions whatsoever.
Highly Accurate Results
Uses the IANA time zone database built into modern browsers for precise conversions including DST adjustments.
Instant Conversion
Get converted times in under 50 milliseconds with zero server delays. All calculations run locally in your browser.
Complete Privacy
No data is sent to any server, no cookies used, no tracking. Everything stays entirely on your device.
No Signup Required
Start converting time zones immediately without creating accounts, verifying emails, or any registration process.
Mobile-Friendly Design
Fully responsive interface optimized for smartphones, tablets, and desktops with touch-friendly controls.
How Time Zone Conversion Works
Target Time = Source Time β Source UTC Offset + Target UTC Offset Example: 14:00 IST (UTC+5:30) β EST (UTCβ5:00) = 14:00 β 5:30 + (β5:00) = 03:30 ESTConversion Components
- Source Time: The original time you want to convert, expressed in the local time of the source time zone you have selected.
- UTC Offset: The difference in hours and minutes between a time zone and Coordinated Universal Time (UTC). IST is UTC+5:30 while EST is UTC-5:00.
- Daylight Saving Time (DST): Some time zones shift their clocks forward by one hour during summer months, changing their UTC offset temporarily.
- Date Line Crossing: When converting across many time zones, the date may change. A time late at night in India could be the previous day in the Americas.
- IANA Database: The Internet Assigned Numbers Authority maintains the official database of global time zone rules, which this tool leverages via your browser.
For instance, when an IT professional in Bengaluru (IST, UTC+5:30) needs to schedule a standup call at 9:00 AM with a colleague in New York (EST, UTC-5:00), the time difference is 10 hours and 30 minutes. So 9:00 AM IST translates to 10:30 PM EST the previous day, which might not be ideal. Using this converter, they can quickly find that 8:00 PM IST equals 9:30 AM EST β a much better meeting time for both parties. The tool handles all these calculations automatically, including DST adjustments when the US shifts to EDT in spring.
Practical Time Zone Conversion Examples
India to US Client Call
Input: 8:30 PM IST (UTC+5:30)
Target: EST (UTCβ5:00)
Result: 10:00 AM EST (same day)
Use Case: Priya, a software developer in Hyderabad, schedules her daily standup with her US-based client at 8:30 PM IST, which is 10:00 AM EST β perfect for both.
Planning a UK Business Meeting
Input: 3:00 PM IST (UTC+5:30)
Target: GMT (UTC+0:00)
Result: 9:30 AM GMT (same day)
Use Case: Rajesh in Mumbai wants to coordinate with his London office. His 3:00 PM meeting lands at 9:30 AM in London β ideal for morning discussions.
Travel to Dubai Planning
Input: 6:00 AM IST (UTC+5:30)
Target: GST (UTC+4:00)
Result: 4:30 AM GST (same day)
Use Case: Meena from Chennai flying to Dubai checks arrival time. Her 6:00 AM IST departure corresponds to 4:30 AM Dubai time, helping her plan airport logistics.
Multi-Zone Team Sync
Input: 7:00 PM IST (UTC+5:30)
Targets: PST, GMT, JST
Result: 5:30 AM PST | 1:30 PM GMT | 10:30 PM JST
Use Case: Amit coordinates a global product launch across India, US West Coast, UK, and Japan teams using batch conversion to find overlap hours.
What Is a Time Zone Converter?
A time zone converter is an essential online utility that translates a specific time from one geographic time zone to another. With the world divided into over 24 primary time zones (plus several with half-hour and quarter-hour offsets like India's IST at UTC+5:30 and Nepal's NPT at UTC+5:45), converting times manually can be confusing and error-prone. Our free time zone converter eliminates this complexity by providing instant, accurate conversions powered by the internationally recognized IANA time zone database.
This tool is designed for a broad audience of Indian and international users. IT professionals in Bengaluru, Hyderabad, and Pune who collaborate with teams across the United States, United Kingdom, and Australia use it daily to schedule meetings at mutually convenient times. Students preparing for international exams, freelancers coordinating with global clients, travelers planning itineraries, and families staying connected across borders all benefit from quick, reliable time conversions.
What sets our time zone converter apart is its commitment to privacy and accessibility. Every calculation happens entirely within your browser using client-side JavaScript β no data is ever transmitted to external servers. The tool works on any modern device, requires no installation or account creation, and supports batch conversion across multiple time zones simultaneously. Built by the StoreDropship team with deep experience in creating practical web-based tools, this converter follows industry best practices for accuracy, usability, and security. Whether you need a quick one-time conversion or regularly coordinate across time zones, this tool delivers professional-grade results completely free of charge.
Frequently Asked Questions
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