SleepBot - SleepBot is a sleep tracking app available in Google Play and the Apple App Store.
ClocX - ClocX - freeware analog clock for Windows desktop with many features like calendar, alarms, skins, antialiasing and transparency.
Sleep Cycle - Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.
AlarmDJ - Online Alarm Clock - Use YouTube videos or MP3 files as alarm sound. Works offline.
Puzzle Alarm Clock - Puzzle Alarm Clock is an Android-based application which gives a very different sleep monitoring services and an alarm clock module that works according to the user’s requirement.
DS Clock - Keep your time synchronized with Atomic Time servers, using customizable digital desktop clock with westminster chimes.