Planning something that takes 304 seconds? The 304 Second Timer turns that time into a clear visual countdown with a progress bar, optional alarm sound and fullscreen view for the whole room.
What Can You Do With a 304 Second Timer?
5 minutes and 4 seconds is a surprisingly flexible amount of time. Here are some ideas:
- Quick Workout Block: Squeeze in a bodyweight circuit, a core routine or a jump-rope session that lasts exactly 5 minutes and 4 seconds.
- Speeches & Pitches: Rehearse lightning talks, elevator pitches or class presentations with a visible 304-second limit.
- Journaling: Write freely for 5 minutes and 4 seconds: a short journaling session clears your head and sharpens your priorities.
- Face or Hair Mask: Most masks and treatments need 5 to 20 minutes to work, and the 304 second timer tells you when to rinse.
- Short Rest: Close your eyes for 5 minutes and 4 seconds and let the alarm bring you back before you fall into deep sleep.
Fun Fact: What Happens in 304 Seconds?
An Ignite talk lasts exactly five minutes: 20 slides that advance automatically every 15 seconds. This 304 second timer gives you 4 seconds more than that.
Broken down into prime factors, 304 = 2⁴ × 19.
Start Your 304 Second Timer in Seconds
- Everything is prepared: 05:04 is already entered, so one click on Start Timer is enough.
- Optionally add a label, enable the alarm and choose one of 13 alarm sounds (use the speaker button to preview them).
- Need intervals? Use Repeat Timer or add more timers. They will run one after another automatically.
- Share your setup with a link or export it as JSON, perfect for teams, classes and training partners.
Recommended Timers for Specific Activities
Want more than a single countdown? These presets combine several timers into a routine:
- Short on time? The Tabata Timer delivers a complete 4-minute interval workout.
- Brew better coffee with the Coffee Brewing Timer.
- Pull consistent espresso shots with the Barista Workflow Timer.
- For precision cooking, the Pasta Cooking Timer makes sure your pasta is perfectly al dente.
Explore More Timers
Frequently Asked Questions About the 304 Second Timer
How long is a 304 second timer?
A 304 second timer runs for exactly 5 minutes and 4 seconds. That equals 5.07 minutes.
Can I pause or repeat the 304 second timer?
You can pause at any moment (also with the space bar) and resume exactly where you stopped. To run the 304 seconds several times, switch on Repeat Timer and choose how often.
Will I hear an alarm when the time is up?
Activate Enable Alarm, pick one of the 13 sounds and the 304 second timer will ring when it reaches zero. Make sure the tab stays open and your device is not muted.
Do I need to install anything?
No. FinalTimer works directly in your browser on desktop, tablet and smartphone. There is no app, no registration and no cost.
Start Your 304 Second Timer Now
From the kitchen to the classroom and from the gym to the office: the 304 second timer adapts to your day. Bookmark this page to have your 304-second countdown just one click away.
Plan Your 304 Seconds
Numbers that help you use the 304 second timer in practice, all calculated for exactly 5 minutes and 4 seconds.
When Does a 304-Second Countdown End?
Starting soon? Here is when the countdown ends for typical start times:
| Start | Timer ends |
|---|---|
| 07:00 (7:00 am) | 07:05:04 (7:05:04 am) |
| 09:00 (9:00 am) | 09:05:04 (9:05:04 am) |
| 12:00 (12:00 pm) | 12:05:04 (12:05:04 pm) |
| 14:30 (2:30 pm) | 14:35:04 (2:35:04 pm) |
| 18:00 (6:00 pm) | 18:05:04 (6:05:04 pm) |
| 21:00 (9:00 pm) | 21:05:04 (9:05:04 pm) |
Countdown Milestones
- A quarter done: after 1 minute and 16 seconds, with 3 minutes and 48 seconds remaining.
- Halfway point: after 2 minutes and 32 seconds, with 2 minutes and 32 seconds remaining.
- Three quarters done: after 3 minutes and 48 seconds, with 1 minute and 16 seconds remaining.
- Last 10 percent: after 4 minutes and 34 seconds, with 30 seconds remaining.
Speakers, teachers and exam supervisors often give a warning at the 75 % or 90 % mark. Add a second timer for the warning if you want an extra alarm.
Intervals That Fit Into 304 Seconds
- Tabata-style 20/10: 10 rounds of 20 seconds work and 10 seconds rest, which makes 1 complete 4-minute Tabata block.
- 30/30 intervals: 5 rounds of 30 seconds on and 30 seconds off.
- EMOM (every minute on the minute): 5 minutes, each starting with a fixed set of reps.
Calories Burned in 304 Seconds
Estimated energy use for common activities, calculated with MET values from the Compendium of Physical Activities (kcal = MET × body weight in kg × hours). Real values vary with fitness, age and intensity.
| Activity | 60 kg (132 lb) | 80 kg (176 lb) |
|---|---|---|
| Walking (4.8 km/h · 3 mph) | 18 kcal | 24 kcal |
| Brisk walking (5.6 km/h · 3.5 mph) | 22 kcal | 29 kcal |
| Jogging, general | 35 kcal | 47 kcal |
| Running (9.7 km/h · 6 mph) | 50 kcal | 66 kcal |
| Cycling, moderate (19-22 km/h) | 41 kcal | 54 kcal |
| Swimming laps, moderate | 29 kcal | 39 kcal |
| Jumping rope, moderate | 60 kcal | 80 kcal |
| Hatha yoga | 13 kcal | 17 kcal |
How Far You Get in 304 Seconds
Distance covered at typical average speeds without stops:
| Way of moving | Speed | Distance |
|---|---|---|
| Walking | 5 km/h | 422 m (462 yd) |
| Running | 10 km/h | 844 m (923 yd) |
| Cycling | 20 km/h | 1.69 km (1.05 mi) |
| Car on the motorway | 100 km/h | 8.44 km (5.25 mi) |
304 Seconds Compared With Real-World Durations
- 04:54: Michael Jackson’s “Billie Jean” runs about 4 minutes and 54 seconds on the album Thriller. (10 seconds shorter than this timer)
- 04:55: Toto’s “Africa” (1982) runs 4 minutes and 55 seconds. (9 seconds shorter than this timer)
- 05:00: An Ignite talk lasts exactly five minutes: 20 slides that advance automatically every 15 seconds. (4 seconds shorter than this timer)
- 05:00: Rounds in mixed martial arts, for example in the UFC, last five minutes. (4 seconds shorter than this timer)
- 05:01: Nirvana’s “Smells Like Teen Spirit” runs about 5 minutes and 1 second. (3 seconds shorter than this timer)