Tinashe is also an actress. She made her acting debut in the television film Cora Unashamed in 2000. In 2004, Tinashe appeared in box-office hit The Polar Express alongside actor Tom Hanks, providing the motion capture for the female protagonist. From 2008 to 2009, Tinashe had a recurring role in American sitcom Two and a Half Men as Celeste, Jake's girlfriend.
Tinashe Kachingwe was born on February 6, 1993 in Lexington, Kentucky, the eldest child of Michael and Aimie Kachingwe. Her father is from Zimbabwe, while her mother is of Danish, Norwegian, and Irish descent. Tinashe's name means "We are with God" in the Shona language which she speaks fluently. She has two younger brothers, Thulani and Kudzai. She and her family moved to Los Angeles, California when she was eight years old. She attended Crescenta Valley High School for a year before finishing early to pursue a career in music full-time. She began studying ballet, tap, and jazz dancing at the age of 4, and continued to compete in various styles as a part of a dance company until she was 18.
Tinashe worked on her debut studio album in 2014. Recording took place in Los Angeles, London, Atlanta, New York, and Toronto. Tinashe worked with several producers, including Clams Casino, Ryan Hemsworth, Stuart Matthewman, DJ Mustard, T-Minus, Mike Will Made It, Boi-1da, Fisticuffs, Best Kept Secret, and Ritz Reynolds. On January 13, 2014, Tinashe released her first single from her debut album, "2 On". The song features American rapper Schoolboy Q, and was produced by DJ Mustard. The song entered the US Billboard Hot 100 chart at number 89, and has since peaked at number 24.
On June 29, 2014, Tinashe made her national television debut, performing her hit single "2 On" at the BET Awards pre-show. That same day, she also announced that her anticipated debut album, Aquarius, would be officially released on October 7, 2014. Speaking about the theme of the album, Tinashe said: "It combines the essence of all my previous work. I've stayed true to who I am. Obviously, there's some progression as I've grown as an artist, and I'm influenced by new things and what not. I think my fans will be really happy with it. I think it really embodies who I am and where I am creatively right now".
The second single, "Pretend" featuring ASAP Rocky, was released on August 22, 2014. The song failed to chart anywhere. "Aquarius" debuted at number 17 on Billboard 200 with 11k copies sold on its first week. Tinashe is featured on Nick Jonas' "Jealous" remix. In late January 2015, Tinashe was reported working with writers and producers from Prescription Songs — Dr. Luke's publishing company —, Max Martin and Taylor Parks on her upcoming second studio album.On March 16, 2015, Tinashe released a seven song mixtape entitled Amethyst for free download. The project was recorded in Tinashe's bedroom during her Christmas vacation, and features production from Ryan Hemsworth, Iamsu!, DJ Dahi, Ritz Reynolds, Nez & Rio, Mae N. Maejor, and Smash David.
Tinashe performed at the 2nd Annual Guam Live International Music Festival.