A 64 billion figures consist of 20 billion messages sent and 44 billion messages received. It is huge that Whatsapp is getting this much hit in a particular day only. This huge statistic is gained by a daily active users of 64 billion. This makes the Whatsapp on the top of list of messaging apps.
new daily record: 20B messages sent (inbound) and 44B messages received (outbound) by our users = 64B messages handled in just 24 hours.
— WhatsApp Inc. (@WhatsApp) April 2, 2014
After Acquisition, there are many rumors going on around the web that Why Facebook have deal with $19 billion for messaging app ? Hope now this stats makes all answer clear. The 64 Billion figures shows the double increase in the Whatsapp user, which is continued growth because earlier this year it says that it have 465 million monthly active users.