Set alarm for 2:21 AM
Set alarm for 2:21 AM
Set alarm for 2:21 AM or wake me up at 2:21 AM. This page lets you set an alarm for 2:21 AM at night. Free online alarm clock—set alarm for two hours and 21 minutes AM. Alarm at 2:21 AM, wake me at 2:21 AM, or get a reminder at 2:21 AM. The alarm is already set to 2:21 AM; click "Start alarm" to activate. Keep the page open until the alarm rings.
How to set alarm for 2:21 AM
This page is pre-set to 2:21 AM. Follow these steps to start the alarm.
- Confirm the time is 2:21 AM (or change it if needed).
- Optionally open settings to choose a ringtone and add a message or label.
- Click "Start alarm" to activate. The widget will show a countdown until the alarm goes off.
- Keep the browser tab open until the alarm rings. You can stop or snooze when it sounds.

Wake me up at 2:21 AM or set an alarm for 2:21 AM at night. Our free online alarm clock lets you set alarm for 2:21 AM in seconds. Customize the sound and message in settings; they are saved automatically. No app or account needed—just open this page, start the alarm, and keep the tab open. Set alarm for 2:21 AM and never miss your moment.
Frequently asked questions
- How do I set an alarm for 2:21 AM?
This page is already set for 2:21 AM. Click "Start alarm" to activate. Keep the tab open; when the time comes, the alarm will sound. You can change the sound and message in settings before starting.
- Will the alarm work if I close the tab?
No. The alarm only runs while the page is open. Keep the browser tab with the alarm active so it can ring at the set time. Closing the tab or putting the device to sleep can prevent the alarm from sounding.
- Can I set a different sound or message for my 2:21 AM alarm?
Yes. Open the settings (gear icon) on the widget. Choose a ringtone and add a label or note. These settings are saved automatically when you start the alarm and will be used next time you set an alarm for this time.
- Why didn't my alarm go off?
The alarm only runs while the page is open. Keep the browser tab with the alarm active (and avoid closing the browser or putting the device to sleep). On PCs, sleep mode can stop the alarm—disable sleep or keep the alarm tab visible. Test the alarm before use and ensure your volume is on. On mobile, keep the app in the foreground or the screen on for reliable ringing.
- Are my alarm settings saved? Can I bookmark an alarm?
Yes. Settings (sound, message) are saved per alarm time when you start the alarm. You can see and manage them in the "Saved alarms" section. Each alarm also has its own URL—bookmark it (e.g. this page for 2:21 AM) and your settings will load with one click. For multiple alarms at once, open different times in separate browser tabs.
Your latest online alarms
If you set and start the alarm, it's settings (message, sound) for a given time are automatically saved. Here is the list of saved alarms. If you don't have any alarms saved, we will provide you with some examples. You can activate one with just one click and everything will be ready again.
Set an alarm clock for specific time
- 12:00 AM
- 1:00 AM
- 2:00 AM
- 2:05 AM
- 2:10 AM
- 2:15 AM
- 2:16 AM
- 2:17 AM
- 2:18 AM
- 2:19 AM
- 2:20 AM
- 2:21 AM
- 2:22 AM
- 2:23 AM
- 2:24 AM
- 2:25 AM
- 2:26 AM
- 2:27 AM
- 2:30 AM
- 2:35 AM
- 2:40 AM
- 2:45 AM
- 2:50 AM
- 2:55 AM
- 3:00 AM
- 4:00 AM
- 4:30 AM
- 5:00 AM
- 5:30 AM
- 6:00 AM
- 6:30 AM
- 7:00 AM
- 7:30 AM
- 8:00 AM
- 8:30 AM
- 9:00 AM
- 10:00 AM
- 11:00 AM
- 12:00 PM
- 1:00 PM
- 2:00 PM
- 2:20 PM
- 3:00 PM
- 4:00 PM
- 5:00 PM
- 6:00 PM
- 7:00 PM
- 8:00 PM
- 9:00 PM
- 10:00 PM
- 11:00 PM