
Message via iMessage or SMS
iPhone, iPad, and Mac: The can iMessage
Since iOS 5, iMessage has been integrated into the "messages"App. Previously, you were able to send only SMS, meanwhile, is Sending SMS is more in the Background.
- Through iMessage, the messages App more and more became a Messenger like WhatsApp, Threema or Telegram.
- It Videos, images, locations, contacts, and voice messages via the Internet send. You can also see whether an iMessage has been read.

iMessage on iPhone and iPad
iMessage vs. SMS: The cost
The receiver also uses iMessage, it will always send an iMessage instead of an SMS. Do not, however, make sure that you send a picture or Video via SMS instead of iMessage. In this case, it can be expensive quickly.
- iMeesage: The Sending of messages or pictures by iMessage is in the Wi-Fi network completely free of charge. On-the-go connection of the data costs, if you do not have a data-Flat. However, these are very low.
- SMS: The classic SMS is and remains free, of course, if you do not have a SMS flat rate. A SMS, you can send always then, if your phone has reception.

iMessage vs. SMS
The receiver is currently not connected to the Internet, you can a iMessage be SMS send.
