DescriptionSMSoIP is an app for sending text messages via internet for free or low costs by using several providers. For further details watch out the description of SMSoIP.
You will find SMSoIP in store for free at http://goo.gl/Kr8EP
Usage of SMSoIP is free, but ad supported. With this plugin you can disable all advertisements in SMSoIP. It also helps to support future development and saves bandwith of your phone.
**** This is just a plugin!. You also need SMSoIP to get this to work! ****
If you have no credit card, the Donate Plugin is also available at AndroidPit.