Designed to work with the activity tracking accessories, the nyftii app can:*Track your daily activity*Monitor your sleep*Track a workout session*Help you better manage your health**Compatible with Android 4.3+**Requires the accessory to workTRACK YOUR DAILY ACTIVITYAfter you sync workout data as recorded by your device to your iPhone, the nyftii app will graph trend of how active you've been for the day, week, month, or year based on your movement. The nyftii app will also show you the steps you've taken, distance you've traveled, and calories you've burned. All workout info is tailored to you based on your height and weight.MONITOR YOUR SLEEPWorried about cellphone radiation Don't worry. Put your device in your pocket or on a wristband and simply mark the start of your sleep via the nyftii and place it at a safe distance. You can stop the recording after turning off the in-app alarm or manually stopping the sleep, and sync the device and your phone to see 

Nyftii更新内容

提升了稳定性。