Yes, we are not wrong. Free SMS, that's exactly what you'll get when you'll use SMSJive.
No tricks, they are free, although they are a bit shorter because the last characters of the messages are used to insert short ads.
You only have to identify yourself using your facebook account, type the text and enter the phone number you want to send the SMS to.
The list of countries where you can sedn free SMS to is large and it includes Argentina, Spain, USA, Australia, Mexico, Turkey, Italy, UK and many more to complete a list of more than 150.
If you are searching for a service to send SMS for free, SMSJive is one of the best ones you can find.