Time Zone Converter | World Clock & Meeting Planner

Convert times between any two cities or time zones instantly

Find meeting overlap windows for remote teams across time zones Handles Daylight Saving Time...

When Should You Use This Calculator?

Converting times quickly between source and destination zones
Finding overlap windows for global meetings with planner constraints
Using world-clock view for distributed team coordination
Tracking time zone conversions with persistent history
Comparing time differences across multiple locations

Key Features:

Three modes: Simple conversion, Meeting Planner, and World Clock
Meeting-overlap suggestions with workday and duration assumptions

Frequently Asked Questions

How are time zones calculated?

Time zones are based on offsets from Coordinated Universal Time (UTC). Our calculator automatically handles daylight saving time (DST) adjustments for accurate conversion.

Can I find overlap windows for meetings?

Yes. The Suggested Overlap Windows section always shows meeting times using your selected workday range and meeting duration, and the World Clock section lets you monitor multiple zones continuously — both are available alongside the main converter, no separate mode needed.

What is UTC and how do time zones relate to it?

UTC (Coordinated Universal Time) is the world's primary time standard. All time zones are expressed as UTC+ or UTC- offsets. For example, New York (EST) is UTC-5 in winter, UTC-4 in summer (EDT). This calculator converts any time to its UTC equivalent automatically.

Can I export my Time Zone Converter calculations?

Yes. In guest mode you can export your calculations to JSON. Signing in adds PDF and CSV export. Click the export button to download your results — useful for record-keeping, sharing, or importing into other tools.

Does this calculator save my history?

Yes. Your calculation history is saved automatically. As a guest you can keep up to 50 calculations per workspace on your device. Sign in for free to keep up to 100 per workspace and access them from any device.

Is this calculator free to use?

Yes. The Time Zone Converter is free to use with no sign-up required. A free account adds more calculation history, multiple workspaces, and access to your saved data from any device.

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