MULTIMEDIA: Send and receive photos, videos, documents, and Voice Messages. There are no subscription fees to use WhatsApp. WHY USE WHATSAPP: NO FEES: WhatsApp uses your phone's Internet connection (4G/3G/2G/EDGE or Wi-Fi, as available) to let you message and call friends and family, so you don't have to pay for every message or call. Switch from SMS to WhatsApp to send and receive messages, calls, photos, videos, documents, and Voice Messages. WhatsApp uses your phone's Internet connection (4G/3G/2G/EDGE or Wi-Fi, as available) to let you message and call friends and family. WhatsApp Messenger is a FREE messaging app available for Windows Phone and other smartphones.
