Placement

Sleep Cycle has two motion detection modes, microphone or accelerometer.
You can change modes under:

Settings > Motion detection (if Alarm is turned On in Settings).



Microphone
The built-in microphone is used to analyze your movements as you sleep. It’s important that you place your phone correctly:



Accelerometer
The accelerometer is used to analyze your movements as you sleep. It’s important that you place your phone correctly:

Depending on your type of bed and mattress you might find certain placements work better. Please do not place your iPhone underneath a pillow or thick mattress as it can become warm when charging.

If you feel uncomfortable having an iPhone close to your head, you may set it to Flight Mode. As a bonus this also ensures that no one can bother you while you sleep.

 
 
iPad
The built-in microphone is used to analyze your movements as you sleep. It’s important that you place your iPad correctly:
 
 
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