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World clock Countdown Time zones About

built:date

Convert time zones, check live world clocks, plan meetings across the globe, and count down to any date — fast, accurate, and daylight-saving aware.

Time zones

Time zone converter
All time zones
PST to EST
EST to IST
UTC to GMT

World clocks

All world clocks
New York time
London time
Tokyo time
New York to London

Tools

Meeting planner
Date difference
Business days
Holiday countdowns
Countdown & time until
Custom countdown
Unix timestamp
Embed widget

Company

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© 2026 builtdate. Conversions use fixed UTC offsets; live clocks and countdowns honor daylight saving. Confirm critical timings against an official source. About · Privacy · Terms