Adafruit Bluefruit LE Connect
The 2.2.2 version of Adafruit Bluefruit LE Connect for Mac is provided as a free download on our website. This free Mac app was originally created by Adafruit Industries. Our built-in antivirus checked this Mac download and rated it as 100% safe. The program lies within Internet & Network Tools, more precisely Network tools.
From the developer:
Adafruit Bluefruit LE Connect wirelessly connects your Mac to Adafruit Bluefruit LE modules for control and communication with your projects. The tool can scan and list nearby Bluetooth LE peripherals with RSSI and Advertisement data. It can send and receive messages via UART monitor in Hex or ASCII format. It can control Arduino Digital, Analog, and PWM pin input and output.
You may want to check out more software for Mac, such as Bluefruit Buddy, Les Indés Radios or Le Grand Robert, which might be related to Adafruit Bluefruit LE Connect.