Define, developed by Sutra Fitness Inc., is a lifestyle app created by fitness experts Jo and Jacqs of Sweat and Tell. It aims to provide a diverse range of workouts that can be done anywhere, promoting a balanced approach to exercise and overall health and wellness.

More than just a fitness app, Define helps users establish a daily routine that is approachable, flexible, and enjoyable. With a focus on variety, the app offers three new classes weekly, live workouts, and a library of on-demand classes. The classes, such as upper body sculpt, lower body burn, full body blast, and quickies, are designed to be energizing, uplifting, and leave users feeling strong, all within 30 minutes or less.