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Time Zone Converter

Convert times between world time zones instantly. Compare multiple zones side by side with DST-aware results - 100% free, no signup.

Source Time

Time (HH:MM)

Date

Source Timezone

Popular Presets

Target Timezones

New York (EST/EDT)London (GMT/BST)India (IST)

About Time Zone Converter

Free online time zone converter that lets you convert any time between world time zones instantly. Select a source timezone and one or more target timezones to see the converted time with 12-hour and 24-hour formats, day difference indicators, and DST awareness. Includes all major IANA timezones - US (EST, CST, MST, PST), Europe (GMT, CET, EET), Asia (IST, SGT, JST, CST), and more. Use quick presets for common conversions like EST to IST or PST to GMT. Perfect for scheduling meetings across time zones, coordinating with remote teams, or planning international calls. All processing happens in your browser using the Intl.DateTimeFormat API - no data is sent anywhere. No signup, completely free.

Frequently Asked Questions

How do I convert time between time zones?

Select your source timezone, enter the time and date, then choose one or more target timezones. The tool instantly shows the converted time in each zone, including whether it falls on the same day, next day, or previous day.

Does this tool account for Daylight Saving Time (DST)?

Yes. The converter uses the browser's built-in Intl.DateTimeFormat API with IANA timezone identifiers, which automatically handles DST transitions. The converted times are always accurate for the specific date you select.

Can I compare multiple time zones at once?

Yes. You can add as many target timezones as you need and see all converted times side by side. This is especially useful for scheduling meetings with participants in different countries.

What time zones are supported?

The tool supports all major IANA timezones including US (Eastern, Central, Mountain, Pacific), Europe (London, Paris, Berlin, Moscow), Asia (Kolkata, Dubai, Singapore, Tokyo, Shanghai), Australia (Sydney), and more - over 15 zones total.

Is my data sent to a server?

No. All conversions happen entirely in your browser using JavaScript's built-in Intl API. No data is sent anywhere. The tool works offline once loaded.

Is this tool free?

Yes, completely free with no signup required. No limits, no ads, no hidden fees.

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About Time Zone Converter

Frequently Asked Questions

How do I convert time between time zones?

Does this tool account for Daylight Saving Time (DST)?

Can I compare multiple time zones at once?

Yes. You can add as many target timezones as you need and see all converted times side by side. This is especially useful for scheduling meetings with participants in different countries.

What time zones are supported?

Is my data sent to a server?

No. All conversions happen entirely in your browser using JavaScript's built-in Intl API. No data is sent anywhere. The tool works offline once loaded.

Is this tool free?

Yes, completely free with no signup required. No limits, no ads, no hidden fees.

Source Time

About Time Zone Converter

Frequently Asked Questions

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Source Time

About Time Zone Converter

Frequently Asked Questions

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