Awaken
Sleep as Android
Sleepedy
Pzizz
Sleep Watch
Running by Gyroscope
Dreem
Enough Sleep
ClocX
T-Clock Redux
AlarmDJ
DS Clock
LClock
ClassicDesktopClock
Fitari Fitness Alarm Clock
Eusing Clock
AwakenSleep 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.
T-Clock Redux - T-Clock Redux in an enhanced fork of Stoic Joker's T-Clock 2010 with ISO week number support...
Sleepedy - Personal sleep coaching & therapy
AlarmDJ - Online Alarm Clock - Use YouTube videos or MP3 files as alarm sound. Works offline.
Pzizz - Sleep at the push of a button! Now with "Focus"
DS Clock - Keep your time synchronized with Atomic Time servers, using customizable digital desktop clock with westminster chimes.