DU Meter 4.0 is a major new version of our award-winning utility. It will enable you to use your Internet connection more efficiently by providing an accurate visualization of the data which is flowing through your computer's network connection. DU Meter also includes an extensive reporting facility, a flexible notifications and events system, and more. Keep an eye on your Internet connection: see data coming in or going out.
Protect yourself from unexpected charges or Internet service disruption.
Receive alerts about dangerous or unexpected network activity.
Easy to use — works automatically with no user input required.
Uses very little resources, fully compatible with Windows Vista and XP.

DU Meter 4.0 is nearly a complete rewrite of DU Meter. Here are some of the new and improved features:
* Greatly improved user interface: All DU Meter windows and dialogs were re-worked, for better usability and aesthetics.
* DU Meter mini mode: Quickly switch to mini mode to preserve your screen real estate.
* Reduced latency and improved precision: In DU Meter 4.0, graph latency is reduced by 500ms in average. Also, DU Meter Stopwatch precision is enhanced.
* Finer granularity of saved historic data: DU Meter 4.0 uses a real database engine, which allows for finer granularity of reports and alerts. Hourly network traffic reports are available.
* Improved network traffic reports: DU Meter 4.0 has fully resizeable and sortable traffic reports, which can be exported to many different file formats (XML and Adobe PDF were added in this version, and reports in other formats have been improved too).