"The Lisbon-based researcher has demonstrated that this affects wireless infrastructure, some Android devices, Radius servers, and possibly reaching as far as iOS, OS X, and VoIP phones."
Apple uses their own SSL/TLS implementation and when they do include OpenSSL it is an older version that is not vulnerable to Heartbleed.
Cisco gear isn't impacted either as they use an older version of OpenSSL. Ironically, the latest ASA (firewall) software 9.2(1) has a vulnerable version of OpenSSL but since the keep alive is not implemented, it isn't vulnerable.