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Convert Greenwich Mean Time (GMT) to Coordinated Universal Time (UTC, UTC+0) with our professional time zone converter. Designed for international business meetings between London to Global, this tool provides real-time conversion, optimal meeting time suggestions, business hours comparison, and 24-hour conversion tables. Features include live clock displays, meeting scheduler, time zone maps, and daylight saving time handling. Perfect for international business coordination, global team management, and cross-border communication. No registration required - works instantly on all devices with offline capability.
Greenwich Mean Time and Coordinated Universal Time are in the same time zone
Complete hourly conversion for Greenwich Mean Time to Coordinated Universal Time
| Greenwich Mean Time | Coordinated Universal Time | 24-Hour GMT | 24-Hour UTC |
|---|---|---|---|
| 12:00 AM | 12:00 AM | 00:00 | 00:00 |
| 1:00 AM | 1:00 AM | 01:00 | 01:00 |
| 2:00 AM | 2:00 AM | 02:00 | 02:00 |
| 3:00 AM | 3:00 AM | 03:00 | 03:00 |
| 4:00 AM | 4:00 AM | 04:00 | 04:00 |
| 5:00 AM | 5:00 AM | 05:00 | 05:00 |
| 6:00 AM | 6:00 AM | 06:00 | 06:00 |
| 7:00 AM | 7:00 AM | 07:00 | 07:00 |
| 8:00 AM | 8:00 AM | 08:00 | 08:00 |
| 9:00 AM | 9:00 AM | 09:00 | 09:00 |
| 10:00 AM | 10:00 AM | 10:00 | 10:00 |
| 11:00 AM | 11:00 AM | 11:00 | 11:00 |
| 12:00 PM | 12:00 PM | 12:00 | 12:00 |
| 1:00 PM | 1:00 PM | 13:00 | 13:00 |
| 2:00 PM | 2:00 PM | 14:00 | 14:00 |
| 3:00 PM | 3:00 PM | 15:00 | 15:00 |
| 4:00 PM | 4:00 PM | 16:00 | 16:00 |
| 5:00 PM | 5:00 PM | 17:00 | 17:00 |
| 6:00 PM | 6:00 PM | 18:00 | 18:00 |
| 7:00 PM | 7:00 PM | 19:00 | 19:00 |
| 8:00 PM | 8:00 PM | 20:00 | 20:00 |
| 9:00 PM | 9:00 PM | 21:00 | 21:00 |
| 10:00 PM | 10:00 PM | 22:00 | 22:00 |
| 11:00 PM | 11:00 PM | 23:00 | 23:00 |
Optimal hours for calls between GMT and UTC
Based on standard business hours (9:00 AM - 6:00 PM) in each time zone
Technical information for both time zones
Source timezone
Target timezone
The GMT to UTC conversion involves converting Greenwich Mean Time (GMT), which is UTC+0:00, to Coordinated Universal Time (UTC), which is also UTC+0:00. While both times are effectively the same, this conversion is essential for clarity in international communications.
Greenwich Mean Time (GMT) is not ahead of Coordinated Universal Time (UTC); they are effectively the same, with both being UTC+0:00. Therefore, when it is noon GMT, it is also noon UTC.
To convert GMT to UTC using our online tool at iformat.io, enter the desired GMT into the input field. The converter automatically calculates and displays the corresponding UTC, making it quick and easy.
The best tool to convert GMT to UTC is our free online converter at iformat.io. It provides real-time calculations and is user-friendly, ensuring accurate conversions between these two time standards.
A GMT to UTC zone converter is commonly used in aviation, telecommunications, and international business where precise time coordination is required. It helps avoid confusion when scheduling across different regions.
Our GMT to UTC converter is optimized for mobile devices, including iPhones and Android phones. Through iformat.io, you can easily access it on any device and perform conversions on the go.
Greenwich Mean Time (GMT) does not change for Daylight Saving Time (DST); however, some regions that use GMT switch to different time zones during DST. This means that while GMT remains constant, local times may vary.
