Abstract: Provided are methods, systems and devices for real time management of a communication network account. A system according to a preferred embodiment includes: an activity monitoring unit installed in or connected to a communication device associated with the account, the unit configured to monitor data activity of the communication device and to report on the data activity; and an activity monitoring server utility configured to receive reports on the data activity from the unit, rate the data activity, and update at least one allowance of the account based on a result of the rating. Permitted activity for the account is changed if an allowance of the account reaches a predetermined restriction level.