Live • DST Aware
Convert Time BetweenGSTISTReal-time Time Zone Converter
Convert between GST (Muscat) and IST (Kolkata) with live updates.
Time Gap
1h30maheadInteractive Time Converter
Live updates • DST aware
GST
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IST
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Time Analysis
Real-time difference
1h 30m
IST is 1.5 hours ahead of GST
Best for
IST AM
Avoid
GST PM
From
GST
CityMuscat
CountryOman
UTC OffsetUTC+4
Currently Afternoon in GST
To
IST
CityKolkata
CountryIndia
UTC OffsetUTC+5:30
Currently Afternoon in IST
24-Hour Time Comparison
24-Hour Time Comparison
UTC → GST → IST
GST is 1h 30m behind of IST
UTC
GST
IST
00:00
Mar 13
04:00
Mar 13
05:30
Mar 13
01:00
Mar 13
05:00
Mar 13
06:30
Mar 13
02:00
Mar 13
06:00
Mar 13
07:30
Mar 13
03:00
Mar 13
07:00
Mar 13
08:30
Mar 13
04:00
Mar 13
08:00
Mar 13
09:30
Mar 13
05:00
Mar 13
09:00
Mar 13
10:30
Mar 13
06:00
Mar 13
10:00
Mar 13
11:30
Mar 13
07:00
Mar 13
11:00
Mar 13
12:30
Mar 13
08:00
Mar 13
12:00
Mar 13
13:30
Mar 13
09:00
Mar 13
13:00
Mar 13
14:30
Mar 13
10:00
Mar 13
14:00
Mar 13
15:30
Mar 13
11:00
Mar 13
15:00
Mar 13
16:30
Mar 13
12:00
Mar 13
16:00
Mar 13
17:30
Mar 13
13:00
Mar 13
17:00
Mar 13
18:30
Mar 13
14:00
Mar 13
18:00
Mar 13
19:30
Mar 13
15:00
Mar 13
19:00
Mar 13
20:30
Mar 13
16:00
Mar 13
20:00
Mar 13
21:30
Mar 13
17:00
Mar 13
21:00
Mar 13
22:30
Mar 13
18:00
Mar 13
22:00
Mar 13
23:30
Mar 13
19:00
Mar 13
23:00
Mar 13
00:30
Mar 14
20:00
Mar 13
00:00
Mar 14
01:30
Mar 14
21:00
Mar 13
01:00
Mar 14
02:30
Mar 14
22:00
Mar 13
02:00
Mar 14
03:30
Mar 14
23:00
Mar 13
03:00
Mar 14
04:30
Mar 14
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Frequently Asked Questions
Everything you need to know about GST to IST time conversion
General Questions
IST is 1 hour and 30 minutes ahead of GST.
This means that right now, when it is 12:00 AM in GST, it is 1:30 AM in IST.
Conversely, when it is 12:00 AM in IST, it is 10:30 PM in GST.