The 480 Second Timer on FinalTimer.com is a free countdown for 8 minutes. It runs in any browser, works in fullscreen and alerts you with one of 13 alarm sounds when the 480 seconds are over.
When a 480 Second Timer Comes in Handy
Here is where 8 minutes fit perfectly:
- Steaming Vegetables: Broccoli, carrots or green beans are tender-crisp after a few minutes of steaming, and the 480-second countdown keeps them from turning mushy.
- Face or Hair Mask: Most masks and treatments need 5 to 20 minutes to work, and the 480 second timer tells you when to rinse.
- Flashcard Session: Review vocabulary or exam cards for 8 minutes. Short, regular sessions beat long cramming.
- Tidy-Up Challenge: Pick one room and see how much you can clean before the 480 seconds are over. It is a game the whole family can play.
- Boiling Eggs: Between 6 and 12 minutes turns eggs from soft to fully hard-boiled. A 480 second timer takes the guesswork out of breakfast.
Did You Know? 480 Seconds in Perspective
Led Zeppelin’s “Stairway to Heaven” runs about 8 minutes. That is almost exactly the length of this 480 second timer. The difference is only 2 seconds.
Broken down into prime factors, 480 = 2⁵ × 3 × 5.
How to Use the 480 Second Timer
- Everything is prepared: 08:00 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).
- Turn on Repeat Timer to run the 480 seconds several times in a row, or click Add Timer to build a sequence.
- Use fullscreen mode for a large, distraction-free display and Export Settings to save your setup as a JSON file.
Recommended Timers for Specific Activities
For additional timing needs, consider these helpful timers:
- Pull consistent espresso shots with the Barista Workflow Timer.
- Find the perfect steeping time with the Tea Brewing Timer.
- Brew better coffee with the Coffee Brewing Timer.
- Short on time? The Tabata Timer delivers a complete 4-minute interval workout.
Other Timers You Might Like
Frequently Asked Questions About the 480 Second Timer
How long is a 480 second timer?
A 480 second timer runs for exactly 8 minutes. That equals .
Can I pause or repeat the 480 second timer?
Absolutely. Use the pause button to stop the countdown and continue later. With the repeat option the 480 second timer restarts automatically as often as you like.
Will I hear an alarm when the time is up?
Yes. Every timer can play its own alarm sound. 13 tones are available, and the speaker button lets you listen to them first. Browsers only play sound while the tab is open and the 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 480 Seconds
Even a single countdown can change the way you manage time. Use the 480 second timer as often as you like, save your favourite setup as a JSON file and share it with friends, students or your team.
Plan Your 480 Seconds
Numbers that help you use the 480 second timer in practice, all calculated for exactly 8 minutes.
When Does a 480-Second Countdown End?
Starting soon? Here is when the countdown ends for typical start times:
| Start | Timer ends |
|---|---|
| 07:00 (7:00 am) | 07:08 (7:08 am) |
| 09:00 (9:00 am) | 09:08 (9:08 am) |
| 12:00 (12:00 pm) | 12:08 (12:08 pm) |
| 14:30 (2:30 pm) | 14:38 (2:38 pm) |
| 18:00 (6:00 pm) | 18:08 (6:08 pm) |
| 21:00 (9:00 pm) | 21:08 (9:08 pm) |
Countdown Milestones
- A quarter done: after 2 minutes, with 6 minutes remaining.
- Halfway point: after 4 minutes, with 4 minutes remaining.
- Three quarters done: after 6 minutes, with 2 minutes remaining.
- Last 10 percent: after 7 minutes and 12 seconds, with 48 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 480 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 480 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) | 28 kcal | 37 kcal |
| Brisk walking (5.6 km/h · 3.5 mph) | 34 kcal | 46 kcal |
| Jogging, general | 56 kcal | 75 kcal |
| Running (9.7 km/h · 6 mph) | 78 kcal | 105 kcal |
| Cycling, moderate (19-22 km/h) | 64 kcal | 85 kcal |
| Swimming laps, moderate | 46 kcal | 62 kcal |
| Jumping rope, moderate | 94 kcal | 126 kcal |
| Hatha yoga | 20 kcal | 27 kcal |
How Far You Get in 480 Seconds
Distance covered at typical average speeds without stops:
| Way of moving | Speed | Distance |
|---|---|---|
| Walking | 5 km/h | 667 m (729 yd) |
| Running | 10 km/h | 1.33 km (0.83 mi) |
| Cycling | 20 km/h | 2.67 km (1.66 mi) |
| Car on the motorway | 100 km/h | 13.3 km (8.28 mi) |
480 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. (33 seconds shorter than this timer)
- 07:32: The longest possible total solar eclipse lasts about 7 minutes and 32 seconds. (28 seconds shorter than this timer)
- 08:02: Led Zeppelin’s “Stairway to Heaven” runs about 8 minutes. (2 seconds longer than this timer)
- 08:19: Sunlight needs about 8 minutes and 20 seconds to travel the 149.6 million km to the Earth. (19 seconds longer than this timer)
- 08:30: The Space Shuttle reached orbit about eight and a half minutes after liftoff. (30 seconds longer than this timer)