Tracks sleep automatically, without the need to manually start it.
On smartphones, sleep tracking was traditionally a process initiated by a button tap, or by a hard timed trigger. Sleep as Android is different. The app offers smart ways to track your sleep automatically similarly to what wearables and smart bands do — using your phone’s activity recognition system.
This is a companion discussion topic for the original entry at https://docs.sleep.urbandroid.org/sleep/automatic_sleep_tracking.html