FAB SMS Addin for Microsoft Outlook 

Providing Text Messaging (SMS) capabilities for Microsoft Outlook. Utilise existing contacts, distribution lists, public folders and Windows address books. Simultaneously broadcast SMS messages to multiple recipients. Send vCard and vCalendar.
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MagicMessage 

Send and receive SMS text messages from your PC to mobile phones. It turns your computer into a mobile phone able to send and receive text messages. Long text messages supported. Fast, reliable service. Simple message pricing and software.
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