Free Online Alarm Clock
Never oversleep again
Set multiple alarms with custom sounds or YouTube videos. Works in your browser - no downloads needed.
Active Alarms
Why use our tools
Free, fast, and reliable time management tools right in your browser
100% Free
No signup, no credit card, no hidden fees. Just open and use.
Works Offline
Once loaded, our tools work even without an internet connection.
No Downloads
Everything runs in your browser. No apps to install or update.
Mobile Friendly
Works perfectly on phones, tablets, and desktops.
Custom Sounds
Choose from built-in sounds or use YouTube videos as alarms.
Privacy First
Your data stays in your browser. We don't track your timers.
Set alarms in seconds
Our alarm clock is incredibly easy to use
Set the Time
Choose when you want your alarm to go off using our simple time picker.
Pick a Sound
Select from built-in sounds or paste a YouTube URL for a custom alarm.
Relax & Wait
Keep the tab open and we'll alert you when it's time!
Perfect for any occasion
Our alarm clock helps you stay on schedule
Wake Up Calls
Never miss your morning alarm again
Power Naps
Set a quick 20-minute nap timer
Reminders
Get alerted for important tasks
Medications
Never forget to take your pills
10M+
Monthly Users
Worldwide
50M+
Alarms Set
And counting
100%
Free Forever
No hidden costs
4.9
User Rating
Loved by millions
Join millions of users who rely on Clockii every day
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