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Countdown Timer Online


Whether to play alarm sound after timing( Test )
If you choose loop timing, the next round of timing will start immediately after the timing ends. If you need to modify parameters, you need to click Reset or Refresh
Loop 0 Times
00:01:00
Countdown Timer Online-summary

Countdown timer online supports online countdown. After the countdown, you can set the sound of playing alarm.

Countdown Timer Online-instructions

Countdown timer online tool, which supports online setting countdown or positive timing. You can also choose whether to play the alarm sound after the timing is over.This tool also supports suspending an ongoing countdown, Click start after pause to continue the countdown.

  1. Duration : The duration of countdown or positive timing, in the format of hour:minute:second, The maximum time duration of 23:59:59 (23 hours, 59 minutes and 59 seconds) is supported.
  2. Type :
    Count Down : Count down from the selected duration to 00:00:00.
    Count Up : Time from 00:00:00 to the selected duration.
  3. Play Sound : Whether to play the alarm sound after timing. Support setting to play a specified number of sounds or pop-up windows.
  4. Mode : Select single timer or loop timer. The loop timer mode has the following precautions :
    1. After the timer ends, the next timer will start immediately.
    2. Do not support setting pop-up windows. If the playback sound is set, the specified number of sounds will be played every time the timer ends.
    3. If the timing is short, it is recommended to reduce the number of times the sound is played or not set the sound playback.
    4. If you want to change the parameters and restart the timer, you need to click Reset or Refresh.
  5. Start : Start a countdown, or resume a suspended countdown. Pause : Pause an ongoing countdown. Reset : Restore the countdown to the initial state.
  6. The timing condition parameters cannot be modified when the timing has started or is suspended. If you need to modify the parameters, please wait for the timing to complete or click Reset.
  7. This tool supports using the space key on the keyboard to start or pause timing.