Time zones without guesswork

Know the time there, from any zone.

Choose any two IANA time zones and see the same instant in both places. TimeThere uses the server clock and zone rules instead of trusting the time shown by your computer.

Compare time zones

Free · No signup · Any supported IANA zone

Three clear steps

Compare without doing clock arithmetic

Choose any two zones

Search the full supported IANA list by city, region, or identifier.

Use now or choose a date

Current mode uses the server instant. A custom local time is resolved inside the first zone.

Read both clocks and the day

See offsets, daylight-saving state, day relation, and a complete 24-hour mapping.

Useful whenever places differ

Built for ordinary cross-zone decisions

Check when to call family or friends abroad without waking anyone.
Translate a remote meeting time and confirm whether the calendar day changes.
Explore a future travel date with the seasonal rules that apply in each place.

Worked examples

See how real zone pairs behave

Follow examples with whole-hour and half-hour differences, date changes, and seasonal effects.

View examples

Ready when the question comes up

Compare any two zones now

Start with the server’s current instant or open the optional date controls for a future plan.

Compare time zones