WhatsApp is available for free on both iPhone and Android devices and excels at providing cross platform communication for groups on mobile or desktop. This year WhatsApp launched “Channels” a new way to receive private updates from people and organizations, which surpassed over 500 million users in its first two months. WhatsApp also provides businesses large and small with advanced tools for providing customer service and other business messaging needs.
whatsapp.com
WhatsApp is the world’s leading communication service, providing over two billion people with private and secure texting and calling.