The 1.0 version of ONconnect for Mac is provided as a free download on our website. The software belongs to System Tools. This free Mac app is an intellectual property of The Geonaute Team.
From the developer:
ONconnect is a free menu bar assistant that allows you to control Cardio Connect device. With this program you can transfer your cardio sessions to your Mac computer. To use this application you need to connect your device and your Mac with a USB cable.
You may want to check out more software for Mac, such as ToFi, QuakeBar or iStar Composer, which might be related to ONconnect.