Sleep tracker Zeo is launching its newest offering: the Zeo Sleep Manager Mobile, which connects Zeo’s sleep monitoring Bluetooth-powered headband to your smartphone. Strap on the Zeo headband and in the morning your smartphone app will have your sleep data, such as duration of REM and deep sleep, available for review. Also included is a sleep score rating the overall quality of your sleep and suggestions to improve your sleep score the next time. Zeo works with both iPhone and Android devices and will ship October 26 in the both the US and UK for $99 (£87).