Convert time duration units (hours, minutes, seconds) and convert timestamps across global time zones (UTC, EST, PST, CET, IST).
A fast client-side Time Converter. Seamlessly convert time units (milliseconds, seconds, minutes, hours, days, weeks, months, years) and convert dates/times across world time zones.
Select your preferred conversion mode: 'Time Units' or 'Time Zone Converter'.
For Unit Conversion: Input a value and choose source/target duration units.
For Time Zone Conversion: Select a date and time, then pick your target global time zone.
View instant conversion matrix results and copy the summary to your clipboard.
Dual mode: Time Units Duration Converter & World Time Zone Calculator
Supports 8 time duration units (ms, sec, min, hr, day, week, month, year)
Supports major global time zones (UTC, EST, PST, CST, GMT, CET, IST, GST, JST, AEST)
Instant multi-unit equivalence matrix
Browser-based privacy — zero timestamp or user location data uploaded
Time Converter & Time Zone Calculator processes the values or files you provide according to the options shown in the tool. Review the result before relying on it for an important decision or external workflow.
Results are provided for convenience. Check the output against your own requirements before using it in an important workflow, publication or decision.
This tool is designed to perform its main calculation or transformation in your browser. Do not enter information that the tool does not need, and review the site's Privacy Policy for analytics, advertising and third-party services.
Answers about how the tool works, its limitations, and how your information is handled.
Multiply the number of hours by 60 to convert to minutes. Multiply by 3,600 to convert directly to seconds.
Yes! The calculator uses standard browser Intl.DateTimeFormat APIs, which automatically account for regional Daylight Saving Time rules.
This tool is designed to perform its main calculation or transformation in your browser. Do not enter information that the tool does not need, and review the site's Privacy Policy for analytics, advertising and third-party services.
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