Download of AON2 1.1.4 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The program lies within Lifestyle Tools, more precisely Sports. This free Mac application is an intellectual property of AON2. We recommend checking the downloaded files with any free antivirus.
From the developer:
Configuration utility for Brilliant Pebble audible altimeter for skydives.
You may want to check out more software for Mac, such as Ski to Sea, Futsal Manager 13 or Active Bluetooth Logger, which might be related to AON2.