BlackBerry 10 is a mobile operating system developed by BlackBerry Limited, designed for its smartphones. Launched in January 2013, it features a user-friendly interface with a focus on productivity and security. The OS supports both touch and physical keyboard devices, catering to a variety of user preferences. One of the key features of BlackBerry 10 is its multitasking capability, allowing users to switch between apps seamlessly. It also includes the BlackBerry Hub, a unified inbox for managing messages and notifications. Despite its innovative features, BlackBerry 10 struggled to compete with other platforms and was eventually discontinued.