Time zones

Your time

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Sun and moon today

Worked out on this device from the sun's and moon's positions for where the city stands. Twilight: civil (sun 6° below the horizon), nautical (12°), astronomical (18°). Golden hour: the sun between 4° below and 6° above the horizon.

World clock

Time zone converter

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Any time (3pm, 15:30, noon) in one of your cities, today there, shown in all the others, with the day when it changes.

Meeting planner

Each hour of the day in your first city, across the others: green is working hours (8 to 6), yellow early or late (7, 6 to 9 pm), the rest night; ¹ is the next day, ⁻¹ the day before.

Date to date

business days to the From date (a minus number goes back)

The start day is counted, the end day is not. Business days are Monday to Friday: weekends only, public holidays are not taken off.

Event announcer

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One link that holds one moment (?at=2026-11-02T15:00:00Z&cities=Tokyo,London): whoever opens it sees the event in each of your cities at once, in their own time too. The meeting planner finds a time; this shares it.