For EU, Whatsapp actually solved a different problem, as SMS already existed to send messages to offline people: You could fit tenfold amount of messages to an

For EU, Whatsapp actually solved a different problem, as SMS already existed to send messages to offline people: You could fit tenfold amount of messages to an mobile data subscription to a SMS package that you can get from your mobile data provider. It was so cheap and whatsapp also had more features.