Free online 45-second timer for various tasks. Easy to use and customize. Start your countdown now!
00:00:45
How to use this 45 second timer
- Click “Start” to begin the 45-second countdown.
- An alert will notify you when 45 seconds have elapsed.
- Use the “Pause” button to temporarily halt the 45 second timer.
- Click “Reset” to restart the timer at 45 seconds.
- Adjust the duration using the dropdown menus for hours, minutes, and seconds.
- Toggle sound alerts using the “Sound” button.
- Enter fullscreen mode by clicking the “Fullscreen” button.
Popular applications for a 45 second timer
- Fitness: Timing short sprints or holds.
- Breathing exercises: Structured breathing cycles.
- Games: Timing quick actions or decisions.
- Photography: Managing brief exposures.
- Cooking: Timing precise actions.
Interesting 45 second facts
In just 45 seconds…
- Lightning strikes the Earth about 484 times.
- Blood circulates through the heart about 6.5 times.
- Over 22,500 photos are uploaded to Instagram.
Time equivalents
A 45-second timer is equivalent to:
- 0.012500 hours
- 0.750000 minutes
- 45,000 milliseconds
For a comprehensive time equivalent, including microseconds, nanoseconds, days, weeks, months, and years, please visit our Time Conversion Tool.
Explore our other timers: 46 Second Timer | 9 Hour Timer | 45 Minute Timer