http://venturebeat.com Sep 3, 2015
WhatsApp today passed 900 million monthly active users, according to founder Jan Koum. The popular mobile messaging app most recently hit the 800 million monthly active user milestone in April. Koum tagged Facebook …
Facebook’s WhatsApp hits 900 million active monthly users – CNET
http://news.google.com Sep 4, 2015
Messaging app WhatsApp keeps growing more popular with users each month. The Facebook-owned app, which is used by people around the world to send texts without paying carrier fees, now …
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