120 hours
The 120-hour online timer is the perfect choice for special occasions and long projects. After the set time has elapsed, the selected beep sounds.
To make using the timer as convenient as possible, use full-screen mode. The built-in converter allows you to quickly find out how many minutes, seconds or days take one hundred and twenty hours.
The service does not require installing or downloading additional programs: everything works online, and settings take only a few seconds.
A long 120 hours timer is convenient when you need to count down an extended interval — from several days to waiting for a major event. The countdown keeps running steadily even across tab switches.
In other units:
120 hours equals 7200 minutes or 432000 seconds.
No. The 120 hours timer runs in the browser — on phone, tablet, or computer. No apps to install, no sign-up needed.
Yes, the countdown continues even when you switch tabs. The remaining time is also shown in the browser tab title, so you won't miss the end.
Yes, settings let you pick different sounds and adjust the volume. You can also mute it entirely.
Yes, there's a full-screen mode — handy for presentations, classes, workouts, and group sessions.
The timer uses the device's system clock and stays accurate even on long intervals. Countdown precision is to the second.
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