Autoruns - See what programs are configured to startup automatically when your system boots and you login.
Free Alarm Clock - Free Alarm Clock is a free, full-featured and user-friendly computer alarm clock for Windows.
Startup Delayer - Startup Delayer gives you the power to optimize your Startup Process by delaying applications from starting up as soon as you log into your computer. By delaying the applications during start up, your computer becomes usable a lot faster.
AlarmDJ - Online Alarm Clock - Use YouTube videos or MP3 files as alarm sound. Works offline.
Autorun Organizer - Free startup manager with delay option.
Hourglass - Hourglass is the most advanced simple countdown timer for Windows.