OptiCaller PRO incorporates the following functions:

• Advanced Two-Step dialing
• Mobile Extension functions
• Presence handling
• Call-Back
• Mobile Least Cost Routing

With the help of OptiCall PRO so get the user to easily make a so-called "Two-Step Dialing" on their mobile phone.

A software installed on your mobile phone and automatically manages the entire dial so that the user does not need to do this yourself without calling in the usual way.

The application first calls an access number and enter any PIN after which the number that the user wishes to call states and call being connected.

OptiCaller PRO offers, like OptiCaller MEX, the user to manage PBX features from the mobile phone. Through a simple graphical interface, users can also manage presence handling, call forwarding and switching functions.

OptiCaller PRO also includes mobile Least Cost Routing (LCR) and the possibility of Call-Back. The OptiCaller client establishes a communication with a server over the Internet. The server first calls back to the user and then to the destination. Finally the two calls are connected. By using the Call-Back feature, asymmetry in the call rates can be used in a beneficial manner, especially when used abroad. Generally, it is at least twice the cost to make calls from their mobile phone abroad, compared to a recieve a call.

With the help of OptiCall PRO so user gets access to the option to call in the manner that is most cost-effective.