NetWorker is a lightweight and easy to use tool that shows network information in the menu bar. it is fully customizable and supports both wireless and wired network adapters.
‣ Fully customizable view. You can view the following properties (both download and upload is supported):
* Session Traffic
* Total Traffic
* Resettable Traffic.
‣ You can choose the network adapter to observe. Both wired and wireless adapters are supported!
‣ Adjustable refresh interval.
‣ Choose between a byte- or bit-mode.
‣ Use either colored or black/white icons in the menu bar.
‣ Support for auto start.
‣ Traffic Overview: Use this feature if you are on a volume limited plan.
Compatibility: OS X 10.10 or later, 64-bit processor