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GMT to IST Converter

PlanningTime

Convert times between Greenwich Mean Time (GMT) and India Standard Time (IST). Simply click the time tiles to change date and time.

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GMT

Greenwich Mean Time, UTC+00:00

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OUTPUT

IST

India Standard Time, UTC+05:30

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--:-- --

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Guide

Understanding GMT to IST Time

Greenwich Mean Time (GMT) is a time zone formerly used as the international standard. You can read more about it on Wikipedia.

India Standard Time (IST) is the time zone observed throughout India, with a time offset of UTC+05:30. Further information can be found on its Wikipedia page.

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IST is 5 hours and 30 minutes ahead of GMT.

How to Convert GMT to IST Time

Master the time difference between GMT and IST! Our converter makes it easy. Just follow these simple steps:

  1. Click on the GMT time tile (left) to choose the time you want to convert to IST.
  2. The time in IST (right) will be updated accordingly.
  3. Vice versa, you can also change IST time and GMT time will be updated accordingly
  4. To share the converted time, click on “Copy Sharable Link” and share it with your friends!

If you’re seeking conversions for other time zones, visit our main Time Converter page.

GMT to IST Time Conversion Chart

This Time Conversion Chart is based on the time as of 25 Sep 2025. While the times in the table account for Daylight Saving Time (DST), please use the tool above for real-time conversions between GMT and IST and to obtain the correct named time zones that adjust with DST.

12:00 am GMT is 4:30 am IST
1:00 am GMT is 5:30 am IST
2:00 am GMT is 6:30 am IST
3:00 am GMT is 7:30 am IST
4:00 am GMT is 8:30 am IST
5:00 am GMT is 9:30 am IST
6:00 am GMT is 10:30 am IST
7:00 am GMT is 11:30 am IST
8:00 am GMT is 12:30 pm IST
9:00 am GMT is 1:30 pm IST
10:00 am GMT is 2:30 pm IST
11:00 am GMT is 3:30 pm IST
12:00 pm GMT is 5:30 pm IST
1:00 pm GMT is 6:30 pm IST
2:00 pm GMT is 7:30 pm IST
3:00 pm GMT is 8:30 pm IST
4:00 pm GMT is 9:30 pm IST
5:00 pm GMT is 10:30 pm IST
6:00 pm GMT is 11:30 pm IST
7:00 pm GMT is 12:30 am IST
8:00 pm GMT is 1:30 am IST
9:00 pm GMT is 2:30 am IST
10:00 pm GMT is 3:30 am IST
11:00 pm GMT is 4:30 am IST

Best Meeting Times Between GMT and IST

The following times are within business hours (8 am – 6 pm) for both locations as of 25 Sep 2025:

Greenwich Mean Time India Standard Time
8:00 am GMT is 12:30 pm IST
9:00 am GMT is 1:30 pm IST
10:00 am GMT is 2:30 pm IST
11:00 am GMT is 3:30 pm IST
12:00 pm GMT is 4:30 pm IST
1:00 pm GMT is 5:30 pm IST

FAQ

  1. What is the time difference between GMT and IST time zones?

    As of 25 Sep 2025, the Greenwich Mean Time (GMT) is 5.5 hours behind India Standard Time (IST).

  2. Why trust our online GMT to IST time converter?

    Our GMT to IST time converter uses the IANA time zone database, a highly reputable and trusted source for global time zone information. This ensures our time conversions are accurate and reliable, including daylight saving time (DST) adjustments.

  3. What does the "Copy Sharable Link" button do?

    The "Copy Sharable Link" button generates a deep link to the current time zone conversion between GMT and IST you're viewing, and add it to your Clipboard (you can then paste and share with your friend). This link includes specific details like the time zones selected and any adjustments for daylight saving time (DST).

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