Online countdown · 08:24

504 Second Timer

Free 504 second timer that counts down 8 minutes and 24 seconds. Press start and the alarm rings when the time is up. Add labels, repeats or more timers anytime.

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Whether it is a short break, a work block or a long countdown, a fixed time frame helps you stay focused. This 504 second timer is preset to 08:24 and starts with a single click.

Practical Uses for a 504 Second Timer

8 minutes and 24 seconds is a surprisingly flexible amount of time. Here are some ideas:

  • Warm-Up & Cool-Down: Five to fifteen minutes of light movement before and after training prepare your body and help it recover.
  • Brainstorming Round: Collect ideas in a team without discussing them. A fixed 504-second round keeps the energy high.
  • Boiling Eggs: Between 6 and 12 minutes turns eggs from soft to fully hard-boiled. A 504 second timer takes the guesswork out of breakfast.
  • Short Rest: Close your eyes for 8 minutes and 24 seconds and let the alarm bring you back before you fall into deep sleep.
  • Cooking Pasta: Most dried pasta needs 8 to 12 minutes. Set the 504 second timer and drain it right on time for perfect al dente results.

Fun Fact: What Happens in 504 Seconds?

Sunlight needs about 8 minutes and 20 seconds to travel the 149.6 million km to the Earth. This 504 second timer gives you 5 seconds more than that.

Broken down into prime factors, 504 = 2³ × 3² × 7.

How to Set a 504 Second Timer

  1. The timer at the top of this page is already set to 08:24. Simply press Start Timer.
  2. Optionally add a label, enable the alarm and choose one of 13 alarm sounds (use the speaker button to preview them).
  3. Turn on Repeat Timer to run the 504 seconds several times in a row, or click Add Timer to build a sequence.
  4. Share your setup with a link or export it as JSON, perfect for teams, classes and training partners.

Recommended Timers for Specific Activities

For additional timing needs, consider these helpful timers:

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Frequently Asked Questions About the 504 Second Timer

How long is a 504 second timer?

A 504 second timer runs for exactly 8 minutes and 24 seconds. That equals 8.4 minutes.

Can I pause or repeat the 504 second timer?

Yes. While the countdown is running you can pause and resume it at any time. Enable Repeat Timer before starting to run the 504 seconds up to 100 times in a row.

Will I hear an alarm when the time is up?

Activate Enable Alarm, pick one of the 13 sounds and the 504 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.

Make the Most of 504 Seconds

No downloads, no sign-up, no distractions, just a reliable 504 second timer. Start it now, and if you need a different duration, the list of all timers has every value from 1 to 1,000.

Plan Your 504 Seconds

Numbers that help you use the 504 second timer in practice, all calculated for exactly 8 minutes and 24 seconds.

When Does a 504-Second Countdown End?

Starting soon? Here is when the countdown ends for typical start times:

StartTimer ends
07:00 (7:00 am)07:08:24 (7:08:24 am)
09:00 (9:00 am)09:08:24 (9:08:24 am)
12:00 (12:00 pm)12:08:24 (12:08:24 pm)
14:30 (2:30 pm)14:38:24 (2:38:24 pm)
18:00 (6:00 pm)18:08:24 (6:08:24 pm)
21:00 (9:00 pm)21:08:24 (9:08:24 pm)

Countdown Milestones

  • A quarter done: after 2 minutes and 6 seconds, with 6 minutes and 18 seconds remaining.
  • Halfway point: after 4 minutes and 12 seconds, with 4 minutes and 12 seconds remaining.
  • Three quarters done: after 6 minutes and 18 seconds, with 2 minutes and 6 seconds remaining.
  • Last 10 percent: after 7 minutes and 34 seconds, with 50 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 504 Seconds

  • Tabata-style 20/10: 16 rounds of 20 seconds work and 10 seconds rest, which makes 2 complete 4-minute Tabata blocks.
  • 30/30 intervals: 8 rounds of 30 seconds on and 30 seconds off.
  • EMOM (every minute on the minute): 8 minutes, each starting with a fixed set of reps.

Calories Burned in 504 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.

Activity60 kg (132 lb)80 kg (176 lb)
Walking (4.8 km/h · 3 mph)29 kcal39 kcal
Brisk walking (5.6 km/h · 3.5 mph)36 kcal48 kcal
Jogging, general59 kcal78 kcal
Running (9.7 km/h · 6 mph)82 kcal110 kcal
Cycling, moderate (19-22 km/h)67 kcal90 kcal
Swimming laps, moderate49 kcal65 kcal
Jumping rope, moderate99 kcal132 kcal
Hatha yoga21 kcal28 kcal

How Far You Get in 504 Seconds

Distance covered at typical average speeds without stops:

Way of movingSpeedDistance
Walking5 km/h700 m (766 yd)
Running10 km/h1.4 km (0.87 mi)
Cycling20 km/h2.8 km (1.74 mi)
Car on the motorway100 km/h14 km (8.7 mi)

504 Seconds Compared With Real-World Durations

  • 07:27: Metallica’s “One” runs about 7 minutes and 27 seconds on the album …And Justice for All. (57 seconds shorter than this timer)
  • 07:32: The longest possible total solar eclipse lasts about 7 minutes and 32 seconds. (52 seconds shorter than this timer)
  • 08:02: Led Zeppelin’s “Stairway to Heaven” runs about 8 minutes. (22 seconds shorter than this timer)
  • 08:19: Sunlight needs about 8 minutes and 20 seconds to travel the 149.6 million km to the Earth. (5 seconds shorter than this timer)
  • 08:30: The Space Shuttle reached orbit about eight and a half minutes after liftoff. (6 seconds longer than this timer)