It is estimated that in 2021 Gen Z holds up to $143 Billion in direct and indirect spending power. This is a generation we as retailers want to reach, but how? We need to figure out where they spend their time. As of 2021, the answer is TikTok, which has become one of the best-loved apps with 100 million active monthly users in the US. As many as 40% of those users are between the ages of 16 and 24 and spend an average of one hour a day on the app.