International meetings
Use the result as a check within this type of task, with the assumptions shown above.
MAXScanner Calculator
Meeting Time Zone Calculator
Compare working-hour overlap across two time zones with DST-aware conversion.
Live editable inputs
Change the values and see the calculation update immediately.
Formula and working
The relationship behind the answer stays visible on the page.
Assumptions visible
Rates, dimensions and limitations are kept explicit instead of hidden.
Connected next steps
Move into the next genuinely different calculation without keyword-copy pages.
Time-zone inputs
The wall time is resolved with named IANA zone rules for the selected date.
Source
2026-11-02 03:58:00 (UTC+05:30)
Converted
2026-11-01 17:28:00 (UTC-05:00)
-10.5 hours offset difference at this instant
Show the working
1. Resolve 2026-11-02T03:58 in Asia/Kolkata to one UTC instant using date-specific IANA rules.
2. Source offset at that instant = UTC+5.5; target offset = UTC-5.
3. Offset difference = -300 − 330 = -630 minutes.
More actions
Shared links reopen these inputs. Recent and saved calculations stay in this browser unless you clear site data.
World time comparison
UTC2026-11-01 22:28:00 (UTC+00:00)Outside selected working hours
America/New_York2026-11-01 17:28:00 (UTC-05:00)Outside selected working hours
America/Los_Angeles2026-11-01 14:28:00 (UTC-08:00)Within selected working hours
America/Chicago2026-11-01 16:28:00 (UTC-06:00)Within selected working hours
America/Toronto2026-11-01 17:28:00 (UTC-05:00)Outside selected working hours
Europe/London2026-11-01 22:28:00 (UTC+00:00)Outside selected working hours
Europe/Paris2026-11-01 23:28:00 (UTC+01:00)Outside selected working hours
Asia/Dubai2026-11-02 02:28:00 (UTC+04:00)Outside selected working hours
Asia/Singapore2026-11-02 06:28:00 (UTC+08:00)Outside selected working hours
Asia/Tokyo2026-11-02 07:28:00 (UTC+09:00)Outside selected working hours
Asia/Shanghai2026-11-02 06:28:00 (UTC+08:00)Outside selected working hours
Asia/Hong_Kong2026-11-02 06:28:00 (UTC+08:00)Outside selected working hours
No working-hours overlap found across the next 24 hours.
Uses the runtime IANA time-zone database through Intl.DateTimeFormat. Daylight-saving and historical offset rules depend on the time-zone data available in the browser/runtime.
How to use this calculator
Meeting Time Zone Calculator converts a wall-clock date and time through named IANA time zones and uses the browser time-zone database for the applicable UTC offsets.
Step-by-step
- Step 1
Enter the source-zone local date and time.
- Step 2
Choose or review the source and target zones.
- Step 3
Check the converted time, date and UTC offset difference.
Where this calculator is useful
Travel and remote work
Use the result as a check within this type of task, with the assumptions shown above.
Cross-zone schedules
Use the result as a check within this type of task, with the assumptions shown above.
Common questions
Does it account for daylight saving time?
Yes, according to the IANA time-zone data available in the browser runtime for the selected date.
Can DST transitions be ambiguous?
Yes. Repeated or skipped local times around a transition can require an authoritative time-zone check.
Does the offset stay the same all year?
Not necessarily. Regions that observe daylight saving can change offset during the year.
Need a different calculation?
Use the calculator library to switch tasks when the question, unit or assumption changes.
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