On 24 March 2014, Telegram announced that it had reached 35 million monthly users and 15 million daily active users.[36] In October 2014, South Korean government surveillance plans drove many of its citizens to switch to Telegram from the Korean app KakaoTalk.[33] In December 2014, Telegram announced that it had 50 million active users, generating 1 billion daily messages, and that it had 1 million new users signing up on its service every week,[37] traffic doubled in five months with 2 billion daily messages.[38] In September 2015, Telegram announced that the app had 60 million active users and delivered 12 billion daily messages.[39]