Chinese short video app TikTok has had a total of 1.45 billion installs since debuting two years ago. It’s been installed 564 million times this year, and parent company ByteDance is considered the world’s largest startup, with a valuation of $75 million according to CB Insights. But, according to Sensor Tower data, Q3 2019 is the first quarter TikTok has seen a slowdown of user downloads, 4 percent from last year, to 177 million first-time users. U.S. lawmakers want to know if the app is a national security risk. Continue reading TikTok Draws Concerns of U.S. Lawmakers, Growth Slows