An SMS campaign is a form of marketing that allows you to interact with your customers via text. It’s similar to an email campaign, but is faster and easier to create since it requires no creative other than an initial campaign to get your customers’ numbers, and your 160 character message.
WhatsApp is a cross-platform mobile app that enables message exchange across different mobility platforms (iPhone, BlackBerry, Android, Windows Phone and Nokia). Whatsapp is not even second to traditional text message, a smart phone user can miss your text message but not your whatsapp message, a fact that makes whatsapp stand out of the crowd.
Whatsapp is an app on the next generation as it gives the marketeers not only the ability to send media rich messages to the target audience, but it also has a subscriber base of 700 million user (and increasing) to which these marketing professional can reach out to via Whatsapp marketing.