WhatsApp’s global availability and easy installation on variety of mobile platforms is one of the biggest contributor to its success. The app is easy to download on Android, IOS and Blackberry. Not only that, it allows free installation on Android for its first year of use and then chargeable for a very basic cost of $0.99 a year which includes unlimited messaging anywhere in the world. Whereas for IOS, it charges $0.99 during installation and then provide free services for lifetime.
Where competing with Facebook will still make some sense, ranking WhatsApp with Twitter doesn’t sound very right. Unlike WhatsApp and Facebook’s messenger service, Twitter has never focused in positioning itself as a two-way messaging service. Its more of a “real-time information network”.
Talking of WhatsApp competition, other cross platform mobile messaging apps available in the market are Viber, Line, Groupme and Nimbuzz.
WhatsApp is an inter-platform messaging service between Android, iPhone, Blackberry, Nokia and Windows Phones. It allows users to send messages over the internet connection and support video, audio, picture and message sharing. It also supports group chatting. With having high succession rate of – 200 million users using the app each month, WhatsApp indeed is giving a hard time to the several network SMS service providers.