The Clock Timer
Website Disclaimer
Important limits on the accuracy and appropriate use of these browser-based timing tools.
General information
The Clock Timer is provided as a free convenience tool. We make reasonable efforts to keep the timers working accurately, but no browser-based timer can be guaranteed to operate without interruption or delay on every device, browser or operating system.
Do not rely on this website for medical, industrial, emergency, aviation, legal, scientific or other safety-critical timing.
Device and browser limitations
Battery-saving modes, sleeping devices, suspended browser tabs, muted audio, lost connectivity and operating-system restrictions can affect display updates or alarm sounds.
You use the site at your own risk. Where precise or safety-critical timing matters, use suitable dedicated equipment and an appropriate backup.