Send messages and make audio/video calls from your desktop.
SMS Server software
GSM Phone or IP SMSC-to-PC Enterprise SMS Server to send & receive messages.
MAW Software Ltd
SMS-it allows you to send a short message to a mobile phone using your computer.
PrettyMay Call Recorder for Skype (PMCRS) is a powerful Skype add on.
This software will allow you to record skype calls on Windows easily.
Advanced Call Recorder records telephone conversations to your hard disk.
Softtote Software Company, Inc.
Recover contacts, SMS, call history, notes, and files from iTunes backup.
Automated incoming call/SMS filter for cell-phones and land-lines.
Sync windows mobile phone's sms and call logs with outlook.
Finarea S.A. Switzerland
Jumblo is a powerful application that allows you to call and send sms text.
EUROPEAN PARTNERING FOR INVESTMENT AND TRADING S.L
You can call landlines, mobile phone or send sms worldwide.
Transfer iPad files to PC, backup SMS/Contacts/Call lists for safety.
Send Bulk SMS and MMS via PC, call a list of contacts and play voice.
SMSSender sends SMS messages using the command line.
Call any fixed line or mobile anywhere in the world through the Internet.
Nomadtel dialer allows you to call any land line or mobile phone from your PC.