The TimerTone Alarm Clock: the best way to keep track of your full day. The online alarm clock will not work if you close your browser or shut down your computer, but it can work without an internet connection. It's an Internet Alarm Clock that turns your computer into an actual Alarm Clock We've worked hard to make our alarm clock available in dozens of languages, so you can set it up in your native tongue with ease. You can run multiple alarms at once, allowing you to set different times of the day. What's more, our alarm clock is simple and modern, so there's no need to worry about whether or not you'll hear your alarm over all the other sounds in the morning.