BlackBerry OS 7.1
Tablets, smartphones and phones with BlackBerry OS 7.1. All about the version BlackBerry OS 7.1 operating system for mobile devices
BlackBerry OS is a proprietary mobile operating system developed by BlackBerry Limited for its BlackBerry line of smartphone handheld devices.
The operating system provides multitasking and supports specialized input devices that have been adopted by BlackBerry for use in its handhelds.
| Enterprise / Developer: | Research In Motion |
| App Store: | BlackBerry App World |
| Number of applications: | 70,000 |
| OS Kernel: | Java |
| Version: | BlackBerry OS 7.1 |
| Version release date: | June, 2011 |
BlackBerry Curve 9310
BlackBerry Curve 9320
BlackBerry Curve 9220
BlackBerry Curve 9380
BlackBerry Monza 9860
BlackBerry Torch 9810 
BlackBerry Bold Touch 9900 4G
BlackBerry Torch 9850