SleepBot - SleepBot is a sleep tracking app available in Google Play and the Apple App Store.
TopTracker - Beautiful, free time tracking
Sleep as Android - Common alarm clocks ignore your sleep cycles, they wake you on schedule no matter your are currently in your deep sleep. Waking up from deep sleep is unpleasant, it makes you tired and it may negatively affect your productivity during the whole day.
timeBuzzer - timeBuzzer enables freelancers and project-driven teams to track their time at the touch of a button, understand where their time goes and create reports with just a few clicks.
Sleep Cycle - Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.
Cattr - Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux.