If your current mobile plan charges you on per SMS basis then in SMS bomber you will be charged based on per SMS.
Also Read How to Block Unwanted Text Messages. In some one SMS Bombs, your cellular will charge to use the same amount which they charge for standard text message. You download the software online and send the SMS bombs using your phone’s text-messaging functionality. So However, an SMS bomber is a software program that duplicates the same message multiple times and sends all the messages to a friend as a joke. And this is the main problems of cellular users and they are start thinking How to send bulk sms in one time. Typically, cellphone users send one message at a time. Cellular phones users are always uses a Short Message Service, or SMS, to send text messages.