Did you check out the NetFlow Analyzer Professional Plus 7. It comes fully loaded with the following additional features:

1.  Support for Cisco CBQoS - Useful for monitoring class based pre and post policy traffic usage, class based drops and queuing. Validate the QoS policies.
2.  Usage based billing - Generation of periodic bills for accounting and for charge-back.
3. Reporting on Cisco NBAR -  Intelligent application categorization based on deep packet inspection.

Try it. If you are currently running Professional edition, no worries. You can upgrade to Professional Plus with no loss of data. Compare Professional edition and Professional Plus edition.

Cheerio

Joe