Knox - Knox offers easy disk image encryption and comes with a built-in backup service.
PhoneLeash: SMS/MMS forwarding - PhoneLeash: SMS/MMS forwarding app offers features that let you forward your desired text messages and multimedia messages to your email or your other mobile phone so that you can access them later.
Kruptos - Lock and encrypt your photos, movies, files and folders using 256-bit file encryption.
Seecrypt - Seecrypt app allows users to do secure voice and conference calls by using advanced encryption features so they can contact their friends, colleagues, and family members without any privacy issues.
Advanced File Security Basic - Download Advanced File Security Basic. Protect files by encrypting them with a strong password, a series of questions, or even an USB key you can carry around with this powerful security solution
SMS Plus - SMS Plus app offers features that let you forward text messages through internet connection as well as through other social media platforms.