Released in early 2012, BlackBerry OS 7.1 was designed as the ultimate refinement of the classic Java-based BlackBerry experience. Its application ecosystem was built on three pillars: .
Utilized Near Field Communication (NFC) to share contacts and media by tapping devices together. Wi-Fi Calling: Permitted carrier calls over local Wi-Fi networks. blackberry os 7.1 apps
: Used NFC to invite friends to BBM or share files simply by tapping two phones together. Released in early 2012, BlackBerry OS 7
: A reliable GPS-based compass tool for outdoor navigation. Released in early 2012