SMSing is a simple client/server based application to send SMS´s through the Internet using Clickatell as service provider. The application supports multiple users, credits, logging aso. In the current version, SMSing shall demonstrate how to use and combine different technologies to send SMS´s. Nevertheless SMSing is really interesting for people sending lots of SMS who are bored to type the text using the keyboard of their mobile phones and pay the high prices of their mobile providers. SMSing even allows you to send anonymous messages, or messages with fake sender-number.