makeatimerTime zones
Time zone converter
Convert a dated clock time between cities, including daylight-saving changes.
Time zones
Meeting time overlap planner
Find half-hour meeting slots within working hours across two to four time zones.
Inputs
Result
14:00–17:00 London · 09:00–12:00 New York
How to use meeting time overlap planner
Compare the local working day in up to four cities. Pick the planning date in the first zone and a common range of local working hours. Each result is a full 30-minute slot available everywhere.
Worked example
London and New York, 09:00–17:00 on January 15, 2026: shared availability is 14:00–17:00 London, or 09:00–12:00 New York.
What the result means
Slots step in 30-minute elapsed increments, with local dates shown for every zone. Working hours apply daily; weekends and holidays are not filtered.
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