According to a new forecast, the short-form video app will surpass the 1 billion monthly active user mark. TikTok’s growth numbers, however, were the standout estimate from the new report. The video app has grown in popularity, having nearly tripled in size since 2018, And, as of the third quarter this year, TikTok became the No. 2 non-gaming app by consumer spending, due to its use of a combination of revenue streams, including advertising and sales of virtual gifts used for