Time Zone Converter
Convert times between world time zones
Quick city presets
Tap a city to set it as your source zone, or add it to the meeting planner.
Meeting Planner (multiple zones)
Add several time zones and see your source time across all of them at once.
Times below are based on your source time and time zone above.
About Time Zone Converter
Time zone conversion is essential for international collaboration and scheduling. This tool supports all standard IANA time zones and automatically handles daylight saving time adjustments.
What is Time Zone Converter?
The Time Zone Converter is a free online tool that converts a time from one zone to another and, with the built-in meeting planner, compares your chosen time across many zones at once. It supports the full set of standard IANA time zones, more than 400 in total, and automatically handles daylight saving time so the result is always correct for the chosen date. Your local time zone is detected for you, and the current time is filled in on load, so checking a conversion is immediate. Quick city presets covering the Americas, Europe, Africa, the Middle East, Asia, and Oceania let you jump to a major city in one tap, while the meeting planner lists every selected zone side by side with its local time and difference from your source. The tool is built for international collaboration and scheduling, displaying clear time differences such as how many hours ahead or behind one zone is from another. It runs in your browser with no signup and no limits.
How to use Time Zone Converter?
Converting a time across zones is fast and accurate:
- 1 Set the date and time using the date picker, or simply use the current time that is filled in automatically when the page loads.
- 2 Select the source time zone. Your local zone is auto-detected, or pick a major city from the quick presets, and shortcut buttons let you set a common zone instantly.
- 3 For a single conversion, choose the target zone and convert; for multiple destinations, add zones to the meeting planner and see them all at once.
- 4 Read the time difference, clearly stated as hours ahead, hours behind, or the same time, so you can plan calls and meetings with confidence.
Why use this tool?
Coordinating across time zones is error-prone, and a single mistake can mean a missed meeting or a message sent at three in the morning. This tool removes the guesswork by converting times accurately and accounting for daylight saving, which shifts by date and region in ways that are easy to forget. Auto-detecting your local zone and pre-filling the current time make it instant to use, while the meeting planner shows many zones at once, which is ideal for scheduling with a distributed team or international clients. Quick city presets across every continent mean you rarely have to scroll through a long list to find the place you need. The clear hours-ahead and hours-behind display turns an awkward calculation into a glance. Because it runs entirely in your browser, it is fast and private, with no account required, and it is completely free.
Examples
Convert 3:00 PM in New York to find the matching time in London and Dubai so everyone joins the call at the right moment.
Add San Francisco, London, Dubai, and Tokyo to the meeting planner and instantly see a slot that lands within working hours for everyone.
Check how many hours ahead a colleague in Tokyo is from your own zone before proposing a meeting slot that works for both of you.
Frequently Asked Questions
Is the Time Zone Converter free to use?
Yes. The tool is completely free with no signup, no limits, and no account required. You can convert as many times as you like.
Does it handle daylight saving time?
Yes. The tool uses the standard IANA time zone data and automatically applies daylight saving adjustments for the chosen date where they apply.
Can I compare more than two time zones at once?
Yes. The built-in meeting planner lets you add as many zones as you like and shows your source time across all of them side by side, each with its local time and difference.
How many time zones are supported?
It supports the full set of standard IANA time zones, more than 400 in total, plus quick city presets covering the Americas, Europe, Africa, the Middle East, Asia, and Oceania.
Is my time zone detected automatically?
Yes. Your local time zone is auto-detected and the current time is filled in on load, so you can convert straight away.
How is the time difference shown?
The difference is stated clearly as hours ahead, hours behind, or the same time, both in the single conversion and for every zone in the meeting planner.
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