Online Stopwatch | Clock Calculator

Online Stopwatch Clock

Enable Double Stopwatch

Stopwatch 1

00:00:00:000

Lap Times

Quick Start From

Customization Options

Stopwatch Color

Font Family

Digital

Analog

LCD

Modern

Classic

Progress Bar Style

Rounded

Striped

Gradient

Animated

Display Style

Default

Digital

Modern

Classic

Minimal

Date and Time Display

Show date with day

Display local time

Countdown Timer Clock

Hours

Minutes

Seconds

00:10:00

Quick Access

World Clock - Timezones

Track time across different time zones around the world

Add New Clock

Clock Name

Location

Timezone

Quick Timezone Selection

Pacific Time

Mountain Time

Central Time

Eastern Time

Argentina

GMT

Central Europe

Eastern Europe

Moscow Time

Iran Standard

Gulf Standard

Afghanistan

Pakistan

India

Nepal

Bangladesh

Myanmar

Indochina

China

Singapore

Japan

Korea

Central Australia

Eastern Australia

Guam

Solomon Islands

New Zealand

Fiji

Samoa

Line Islands

Clock Time Calculator

First Time

Second Time

Operation

Calculation Results

Result

Total Seconds

Decimal Hours

Percentage of Hour

Common Time Calculations

Clock Time Converter

Value

From Unit

To Unit

Conversion Results

Converted Value

Conversion Formula

Common Time Conversions

1 Minute

60 Seconds

1 Hour

3,600 Seconds

1 Day

86,400 Seconds

1 Week

604,800 Seconds

Stopwatch & Timer Settings

Display Options

Show milliseconds in stopwatch

Enable Add more stopwatches

Enable dark mode

Keep timer always visible

Sound Options

Enable timer completion sound

Enable lap time sound

Timer Options

Default Timer Duration

Stopwatch & Clock Calculator