DriveAlert

DriveAlert is the Drowsiness Detection app. This app will keep you from falling a sleep at the wheel by using a HRV(Heart rate Variability) and generate SWM (Steering wheel movement) signals to actively monitor drowsiness and make accurate detections of the driver's current state.

It's free to download the installation package of DriveAlert, also, you can take a look at users' reviews on Droid Informer. The app works fine on Android 4.2 and higher. It's secure to download this application. Oluha Group is the developer of the tool which is included in the Health & Fitness category.

Over 1K users downloaded DriveAlert and its latest update was launched on Dec 12, 2016. The app has the average rating 4.5 on Google Play.