Web So, I Decided To Review A Sleep Tracking App, Pillow, For The Appy Week With Ak Series.

It uses various motion sensor and audio data (optional) to monitor and understand your sleep. There are a number of popular sleep tracking apps on the app store, but pillow is,. With the appy week series, i, arshmeet kaur (ak), test one app for a.

Web After More Than A Hundred Hours Of Research, And A Month Sleeping With Eight Sleep Trackers, We Think Our Best Sleep Tracking App Picks Are The Most Helpful.

The data it collects helps you. Web our original review, written in april 2018, is presented in its entirety below.