[Latest Update Information] Effective Date: June 19, 2017, v2.4.9 Update Content -'Saad Withdrawal' National Marathon. Added real-time location search function of Gangmyeong-gu marathoner [App introduction] Introducing Digital Telegram, a messenger with a special nickname, Secret Messenger (Secret). Above all, 'situation' is requested in a special situation in Korea. In Korea, there is a lot of censorship about text messages and chat. This reality feels that a large number of people are being v