New Sleep Tracking App - from makers of ResMed S+

Quantified Self Apps & Tools
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The app is free, uses ultrasound to track breathing and movement overnight. The tech looks really interesting.

We did an interview with the CEO & CTO in Dublin for anyone interested:

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Thanks for your sharing. I really need such app to track my sleeping quality

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I wasn’t sure what the technology was, though I’m familiar with the S+. How are they doing that with just a phone? I looked up the app description:

SleepScore uses echolocation – similar to what bats use for nighttime navigation – sending silent sound waves from your phone speakers that are reflected off your body and received back into the microphone.

Interesting!

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FYI - they just released on Android:

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