K2UI provides a graphical interface for controlling the Elecraft K2 from your Mac. You can connect with a wired serial port or using the Piglet wireless serial adapter.
The app has a CW terminal built-in that allows you to type to send CW.
There are user-defined Macro, CW and VFO memories built-in as well.
Added More Memories button to allow for an unlimited number of VFO memories. Also added a scan feature for those memories.
With Family Sharing set up, up to six family members can use this app.