BlackBerry DTEK50

The BlackBerry DTEK50 is presented as "the world’s most secure Android smartphone". Based on Android 6.0 Marshmallow, the handset encrypts all user information, and comes with a DTEK by BlackBerry App, which can automatically monitor the. The device is not actually manufactured by BlackBerry, instead being a rebranded, modified version of the Alcatel Idol 4. The DTEK50 shares pretty much all of its tech specs with the Idol 4, though it adds a Convenience Key (on the right side), letting you quickly access your frequently used apps and tasks.