It is part of the DW Contacts & Phone & Dialer Pro.
If you have purchased DW Contacts will not need to buy this application.
Android 3.0 above version support vertical scroll. Android 4.0 above version support desktop widget scale.Read more
Allows an application to read all of the contact (address) data stored on your phone. Malicious applications can use this to send your data to other people.
directly call phone numbers
Allows the application to call phone numbers without your intervention. Malicious applications may cause unexpected calls on your phone bill. Note that this does not allow the application to call emergency numbers.