Free Alarm Clock - Free Alarm Clock is a free, full-featured and user-friendly computer alarm clock for Windows.
Hourglass - Hourglass is the most advanced simple countdown timer for Windows.
Date Reminder - Date Reminder reminds you of recurring or nonrecurring events, like birthdays, bills to pay...
SnapTimer - SnapTimer is a simple, free, portable countdown timer for Windows.
Apple Reminders - Reminders is a powerful task management application from Apple that enables users to create, manage, and fulfill tasks on time.
wnr - Better than pomodoro, this timer app balances work and rest.