last updated 22 Feb 2019
Under Construction
iOS
Sleep Cycle 4.7 (175K)yf
The best sleep tracker apps for watch | Wearable
AutoSleep Tracker 4.7 (17K $2.99)
 Don't have to tell it when you're going to sleep.
 Sleep++ 4.3 (4K) 
 Pillow Automatic Sleep Tracker 4.4 (42K)


Best Sleep Apps For Apple Watch To Try in 2019 | TechWiser
Pillow Automatic Sleep Tracker 4.4 (42K)
Sleep Watch 4.6 (89K)
Sleep++ 4.3 (4K)