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Online Alarm Clock, Timer, Stopwatch and Countdowns

alarm-clock.org — free online clock tools: alarm clock, stopwatch, timer, countdowns & more

Alarm Clock
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alarm-clock.orgHow it works

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Add Alarm
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Open to see the full screen bedside clock.

Important Work Countdowns
Friday at 5:00 PM—
Open
Next Fed. Holiday—
Open
Next 3-Day Weekend—
Open
See all work countdowns →

Sunrise & Sunset

Honolulu, HI
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Seattle, WA
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Denver, CO
↑ —   ↓ —
Chicago, IL
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Miami, FL
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Boston, MA
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See all sunrise & sunset pages →
Timer
1 min5 min10 min15 min20 min
Open Timer
Stopwatch
Open Stopwatch
420 Countdown
20:16:50
Is it 4:20 yet?

Upcoming events

See the full calendar →
Celebrity Birthday Countdowns
Selena Gomez
Tom Brady
Barack Obama
Roger Federer
Jennifer Lawrence
Bill Clinton
Sporting Event Countdowns
World Series
Daytona 500
The Masters
Boston Marathon
Kentucky Derby
Indianapolis 500
Political Countdowns
Midterm Elections 2026
Presidential Election 2028
Inauguration Day 2029
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