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TZ

Timezone Converter

Compare times across zones.

  • Tokyo
    Asia/Tokyo · UTC+09:00
    09:00
    2026-01-15（Thu）
  • UTC
    UTC · UTC±00:00
    00:00
    2026-01-15（Thu）
  • London
    Europe/London · UTC±00:00
    00:00
    2026-01-15（Thu）
  • New York
    America/New_York · UTC-05:00
    19:00-1d
    2026-01-14（Wed）
  • Los Angeles
    America/Los_Angeles · UTC-08:00
    16:00-1d
    2026-01-14（Wed）

Daylight saving is applied automatically from the browser's IANA timezone data. Zones on a different calendar day are marked +1d / -1d.

About Timezone Converter

Timezone conversion shows what one instant looks like in cities worldwide—vital for remote meetings and coordinated releases. Pick a reference datetime in toco.tools and compare IANA timezone offsets side by side, including DST where applicable. Treat output as advisory; confirm critical deadlines against each system’s official timezone.

How to use

  1. Enter the reference datetime
  2. Add timezones to compare
  3. Review times in each zone

FAQ

What is a timezone converter?

A tool that shows one datetime translated into several local timezones.

Is input sent externally?

No. All processing runs in your browser.

Is daylight saving time handled?

Yes, per IANA timezone rules where DST applies.