Meta Clock, Online Clock and Kuku Klok are some virtual alarm clocks. Each of the websites show the current time and let the user set the hour, minute and sound of their alarm.
Meta Clock offers several song options for the alarm sounding. The list includes "Good Morning," "I Feel Good" and "Wake Me Up Before You Go-Go." The website also offers some instrumental choices or the option to upload a song. Additionally, Meta Clock offers users the option to have a post list on Facebook when the alarm sounds.
Online Clock offers different sounds effects as background noise for the alarm clock. Users can listen to the sound of rain, a fireplace or an aquarium. Kuku Klok offers a variety of alarm sounds including a classic alarm clock sound, a guitar riff and rooster crowing.