Free Alarm Clock -
Free Alarm Clock, free version of Hot Alarm Clock, is a portable and full-featured and user-friendly computer alarm clock and program-launcher for Windows in 23 languages.
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System Scheduler -
System Scheduler for Windows, Free Task Scheduling Software replace Microsoft Windows Task Scheduler
Z-Cron -
Z-Cron is a scheduler which you can use to run jobs/tasks on your PC time-controlled with a schedule. Z-Cron is a central coordination point for the scheduling and automation of software.