zztool What is Countdown Timer?
Countdown Timer is a precise online timing tool that counts down from any set time and alerts you when finished. Perfect for cooking, interval training, Pomodoro technique, meeting time management, and more.
Use Cases
🍳 Cooking
Eggs, noodles, oven timing
🏃 Exercise
HIIT, planks, rest intervals
🍅 Pomodoro
25 min focus, 5 min break
📚 Study
Exam practice, reading time
🎮 Gaming
Screen time limits
💼 Meetings
Presentation time control
FAQ
Does the timer continue if I close the browser?
No, the timer requires the page to stay open. Please don't close or navigate away.
Can I run multiple timers?
Currently supports one timer, but you can open multiple browser tabs for simultaneous timers.
Does sound alert work on mobile?
Yes, but some mobile browsers may require user interaction before playing sounds.
What's the maximum time?
You can set up to 99 hours 59 minutes 59 seconds.
Last Updated: 2026-06-04✓ Expert Verified
Use it for my birthday countdown.
Clean and accurate timer.
Perfect for event countdowns!