Use text encryption apps like Encrypt SMS ($0.99) to keep your text messages secure, and consider picking up the (somewhat pricey) SecuMail app ($49.99) to allow you to send and receive email ...

Want to keep your identity private? Here's how to text anonymously using your phone, the internet or third-party apps.

Voice to text on Android is super easy to use and will save you the hassle of using smartphone keyboards.