Alarm Clock 2000 - Version 6.0.106 Alarm Clock 2000 has daily repeating alarms, appointment alarms, a stopwatch and a countdown timer. Custom chimes can be wave files or midi files. System tray support. Alarms and Appointments also have text messages. Works with international Windows standard date/time formats. Y2K compliant. Designed for Windows 98,Windows NT, and Windows 2000.