

Google banned hundreds of apps for using ultrasonic beacons to collect user info
Researchers have found almost 234 Android applications were using this method.
Applications were using this method to know user’s location and interests
Apps used the information to create personalized ads for the user
Smartphones have become an integral part of our life our daily routines revolve around our phones.
Google have taken the step after research have revealed that hundreds of Android apps are using the ultrasonic cross-device tracking technology to collect the inaudible “beacons” that is emitted out by the advertisements.





