Nektra Contact Manager is a finger friendly contact manager specifically designed for busy people who need to manage a huge number of contacts.

It is free to use for any purpose. The only restriction is that you cannot distribute the application.

Features:

Finger friendly controls
List controls provide a smooth scroll
Contacts can be grouped by Company or by Groups (touching the bottom tab Contacts button you can switch the views)
Sms list
Phone calls (touching the bottom tab Calls button you can switch calls views: Incoming, Outgoing, Lost, All)
Keyboard for contacts fast search (press ‘Undock’ button)
Favorites can be accessed in iPhone way
Scroll with the finger or using the right side scrollbar to go to a certain place
Contact photo display
Send SMS / MMS to multiple-recipients (select contacts touching them until they are selected and then choose menu option ‘Send SMS / MMS’)

Changes:

* Several scroll fixes.
* Added multiple-selection for the contacts.
* Send SMS / MMS to multiple contacts (select contacts touching them until they are selected and then choose menu option ‘Send SMS / MMS’).

Discussion: http://forum.xda-developers.com/showthread.php?t=572196

http://mobile.nektra.com/mobile/products/nektra-windows-mobile-contact-manager