Jawbone UP Updater
Jawbone UP Updater 1.3 for Mac can be downloaded from our website for free. The software lies within System Tools, more precisely Dashboard Widgets. This free Mac app is an intellectual property of Jawbone.
From the developer:
This application gives you the ability to quickly and easily update your UP24 band device to the latest firmware. In order to update your device you need to plug your UP24 band into the charging cable, and then plug the cable into the USB port on your computer.
You may want to check out more software for Mac, such as Mass Update Anything, Funny Status Updates for Facebook or TOLIS Group Update Utility, which might be similar to Jawbone UP Updater.