In pictures: 8 essential Android security apps

A DIY guide to securing Android-based devices

Titanium Backup PRO Key

Developer: Matrixrewriter Price: $6.16

While mSecure Password Manager specializes in saving key financial and personal data, Titanium Backup aims to back up data for just about every application you have. You'll also be able to use this app for encryption, batch verification and application freezing. There's even an experimental "Bloatware Melter" that's designed to cut down programs that take up too much space and memory.

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