Continued use of GPS running in the background can dramatically decrease battery life.
Blckbox is an app for the personal safety of the user.
* Program a route (trusted contact, time until arrival, transportation method)
* The app tracks your movements and alerts if the trip is not marked as "arrived" in the specified time sends an alert.
* 2-minute warning before sending the alert. Possibility to mark as arrived or postpone 15 minutes.
* The alert can be sent by SMS or e-mail
* In the alert, the receiving end gets a link where they can follow the location of the phone which sent the alert.
* The link expires when the user arrived.