sleepytime
why sleep at these times?
If you want to wake up at
Sleep now, wake up at these times:
I want to wake up at
1
2
3
4
5
6
7
8
9
10
11
12
00
05
10
15
20
25
30
35
40
45
50
55
AM
PM
CALCULATE
I want to sleep now
CALCULATE
Calculates 90 minute sleep cycles to determine the best time to sleep.