TikTok's Growth Rate Has Collapsed. 'Life' May Be Getting in the Way for Its Younger Users. Some users who started using the app in their teens are now young adults — and no longer have time for endless scrolling. Previous Article 99% of Investor Pitches End in Failure. Here's How to Make Sure You're Part of the 1% That Succeed. Next Article Chili's Customer Goes Viral After Claiming 3-Item Meal Is Cheaper Than McDonald's