Sleep Cycle - Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
SleepBot - SleepBot is a sleep tracking app available in Google Play and the Apple App Store.
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Talalarmo - Minimalistic android alarm
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.