With over 850 million downloads in 2020 alone, TikTok is one of the most popular apps on the planet today. This presentation will provide an introduction to the new and strange world of TikTok. We'll learn : - Why the app is so popular today; - How it's different from Instagram and YouTube - Its usefulness in the development of a company, a brand, or a product; - Tips and tricks that allowed me to increase my audience to more than 250k subscribers in less than a year.