Live World Clock

The World's Fastest
Time & Date Tools

World clocks, timezone conversions, sunrise/sunset, moon phases, and more — all in one clean, free interface for 195 countries.

Convert Timezones Plan a Meeting

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Global Times

World Clock

Everything you need

All Time Tools

Timezone Converter

Convert time instantly between any two cities or timezones worldwide.

Sunrise & Sunset

Get precise sunrise, sunset, and golden hour times for any city.

Current moon phase, illumination, and upcoming full & new moons.

Meeting Planner

Find the best meeting time across multiple cities and time zones.

Public holidays for 195 countries — plan ahead with confidence.

Countdown Timer

Precise countdown timer with custom hours, minutes, and seconds.

Start, stop, and record laps with millisecond precision.

Set a browser alarm for any time in your local timezone.

Date Calculator

Calculate days between dates, add/subtract time, find your age.

Live Unix timestamp and convert between timestamps and human dates.

Common Questions

Frequently Asked Questions

Is NovaTimeZone completely free? ▾

Yes — every tool on NovaTimeZone is 100% free. No account needed, no ads, no paywalls. Just fast, accurate time tools for the world.

How accurate is the world clock? ▾

NovaTimeZone uses the IANA Timezone Database — the global standard for timezones — combined with your device's system clock. Accuracy is within milliseconds.

Do I need to create an account? ▾

No registration required. Open any tool and it works instantly. We don't collect personal data.

How many countries and cities are supported? ▾

NovaTimeZone covers all 195 countries with accurate timezone offsets, public holiday data, sunrise/sunset times, and city search.

Do the tools work offline? ▾

Timer, stopwatch, and world clock work entirely in your browser using your device's clock. Tools that fetch external data (like holidays and sunrise times) require an internet connection.