Social media star who has earned over 8 million followers on Instagram and more than 19 million fans on musical.ly through his lip sync videos of popular songs. He also reached over 900,000 followers on Vine. He released his first single "Sweatshirt" on May 3, 2016 and his debut EP The Last Text dropped on January 20, 2017.
He posted his first video to Vine on August 17, 2014, but didn't begin posting regularly until February of 2015. The first video was static and was a message against bullying.
He has over 1.2 million Twitter followers and more than 2.8 million subscribers on YouTube. He released his third single, "All My Friends," on his 14th birthday. In 2017, he launched a secondary YouTube channel to vlog his life called Life of Jacob.
Born in Oklahoma, he was adopted and raised in Virginia. His social media is managed by his mother. His mom has appeared in his Vine videos. He has an older sister named Caroline, and a cat named Prince. His birth name is Rolf Jacob Sartorius. Rolf is also the name of his father and grandfather. In late 2017, he began dating Stranger Things star Millie Bobby Brown.