Online Countdown Timer
Set a countdown timer for any duration. Choose from preset times or set a custom duration with hours, minutes, and seconds. The timer runs in your browser tab — the remaining time shows in the page title so you can switch tabs and still track progress.
Features
⏱️ Custom Duration
Set any time from 1 second to 23:59:59.
🔔 Audio Alert
Plays a sound when the timer finishes (can be toggled).
📑 Tab Title
Shows remaining time in the browser tab for easy tracking.
⚡ Quick Presets
One-click presets for 1, 5, 10, 15, 30 minutes & 1 hour.