Addressinator is a powerful address book software that lets you add contacts and their information into groups so that it becomes easy to retrieve, search and generate reports. It has excellent search features including the custom search using sounds. You can import files from other programs or databases and can remove duplicates before importing. This tool is network enabled meaning you can share the database of addresses over the network to other users. You can easily copy the information from the program to other programs or even use its export feature. It is possible to send bulk emails to groups or all contacts in the database.