Click a quick timer to start instantly. Custom opens prompt.
⏱️30s
⏱️1m
⏱️5m
⏱️10m
⏱️15m
⏱️20m
⏱️30m
⏱️45m
⏳1h
⏳1h 30m
⏳2h
⚙️Custom
Alarm At (Date & Time)
--:--:--
Pick a date & time, then Set Alarm.
Quick Picks (Today)
Status: —
Countup or Stopwatch
00:00.00
Hints
The ring shows seconds progress (0–60) while running. Setting an end will auto-stop and log history.
Event Date Countdown
--d --:--:--
Pick or add an event; start a countdown from any list item.
Saved Events
Popular Events
Click a preset to load it, then press Set Alarm.
Alarm Sound
100%
Ready.
Grab ideas from onlinealarmkur.com/en. If a direct file URL is blocked by CORS, use a data: URL instead.
Notes
The Sound panel controls all alarms (Timer, Alarm At, Events, History replay). Use Sound Check to make sure audio can play in your browser.
History
Sort by:
Type ▾
Name
Start
End
Status
Actions
Page 1
About
History stores completed / cancelled / running entries while "Show History" is ticked. Use the replay button to play the sound used. You can export or clear history here. Max 100 latest entries stored.