Aside from specialty DoD-type phones, iPhones (and Apple devices in general) are the most locked down devices on the market. You can't even install an open sour

Aside from specialty DoD-type phones, iPhones (and Apple devices in general) are the most locked down devices on the market. You can't even install an open source app without going through hoops. On Android you download the APK and click the "accept risk" button.