What does it do?
Compare Tokyo and Toronto time side by side. Add more cities to find overlapping work hours.
Why use it?
Scheduling calls across time zones? This shows you the right time without mental math.
Is it free?
Completely free. No sign-up, no data upload. All calculations run in your browser.
How it works
- Add cities: Type a city name and pick from the list. Up to 12 cities.
- Read the grid: Each column is a city, each row is an hour. Green = work hours (9:00–18:00).
- Hover or click: Hover an hour to preview, click to select. Other cities update instantly.
- Copy: Click "Copy meeting times" to get a text list you can paste into email or chat.
FAQ
What is the time difference between Tokyo and Toronto?
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How do I add more cities?
Use the search box at the top. Type a city name, pick from the list, and it appears as a new column. You can add up to 12 cities.
Does it handle daylight saving time automatically?
Yes. It uses the browser's built-in IANA time zone database, which automatically adjusts for DST.
Can I share the times with someone else?
Yes. Click an hour to select it, then click "Copy meeting times." You'll get a text list you can paste into email, Slack, or WhatsApp.
Is my data uploaded or tracked?
No. All calculations run in your browser. Your city list is saved in localStorage on your device only.
Is it really free?
Yes. No paywall, no usage limit, no sign-up required.