MBLwarre one application developers for BlackBerry devices has made an application called BlackBook, the application works to save the contact list that can be hidden in Blackberry devices that we have.

To access the contact list, users must enter the key combination that we can set yourself. The most interesting part of this application is, the application associated with the function call and e-mail to display the appropriate contact information. Unfortunately this application does not work with SMS function because of the limitations of the API they use.

Features included:

* Information can edit in order to stay updated.
* Users can specify their own for incoming calls and outgoing calls, sms, pin, and e-mail.
* The caller’s identity can be customized
* Import and export function in BlackBook contact list quicker and more efficient.

This application can be obtained with a spend of U.S. $ 3.99. This application only works on Blackberry devices with OS 4.5 and above. This application has several warnings, for it read the FAQ of this application.