Survey of Popular Free Apps

A survey of using 110 free popular apps found most apps share personal information, like email address and location, with many other third-parties. Below are summaries by app for Android and iOS devices. [source].

Android

Below is a distribution of domains receiving any sensitive data for Google Android apps tested. Empty cells indicate no observed data of that type was sent to a primary or third-party domain by the app.

iOS

Below is a distribution of domains receiving any sensitive data for Apple iOS apps tested. Empty cells indicate no observed data of that type was sent to a primary or third-party domain by the app.