Ryan Kaji is a 10-year-old YouTube star and kid influencer. As a matter of fact, he has been regarded as the highest paid YouTuber for a couple of years. With more than 30 million YouTube subscribers, his estimated earnings for 2021 are nearly $30 million. In addition to YouTube, he also has his own show on Nickelodeon and his own line of branded toys that are stocked at Walmart. He uploads new videos that include toy reviews and science experiments.