
Over 20 million women use Itsines's app, workout plan, books, and fitness equipment. Next, Itsines and Pearce developed their program into a top-ranking fitness app, Sweat, where users can find Itsines's curated workouts and other features like a nutrition plan, cool downs, a place to save progress photos, and your weekly workout schedule. In 2014, they released the Bikini Body Guide (BBG), a 12-week workout program that users could purchase as a PDF and use wherever, whenever. So Itsines and her partner, Tobi Pearce, founded Bikini Body Training in 2013.
