The term spintax is a contraction of “spinning syntax”. Spintax is comprised of words or phrases, delimited by | (pipe) characters. A random section is chosen from each curly-braced section of text. When done correctly, the resulting text should make perfect sense.
Our software support compose sms with spintax format, when app put the message to outbox, it will automatic process the message with random combinations.
Normally the spintax option is enabled, if you don't want use it you may uncheck options->send->enable spinning syntax when compose new message.