Whatsapp is a very popular instant messaging system that allows users of this app to send and receive messages whether they own Android smartphones, iPhones, BlackBerry, and some select Nokia phones. There are lots of Nokia phone owners who feel disappointed as they feel that this wonderful app meant for the use of only Android smartphones. However, most of the Nokia smartphones that work on S40 platform are seen to be working smoothly with Whatsapp. All you need is internet or Wi-Fi to start sending free messages to your friends who are also using this wonderful app. Get Whatsapp Nokia 5130 ExpressMusic here for free.