BY SJ is a lifestyle and health & fitness app developed by Sutra Fitness Inc. NYC fitness professional Samantha Jade combines music, movement, and motivation to bring you a fitness experience that promises to leave you lean, strong, and energized. The app offers live-stream classes for BODY, ABS, or STRETCH sessions, as well as an on-demand streaming library for flexible workouts.

With BY SJ, you can stream workouts from anywhere globally. Weekly live-streamed classes, each lasting 50 minutes, are included in your subscription. Additionally, subscribers gain access to a diverse on-demand video library featuring over 300 meditations and workouts, emphasizing breath-work, stretching, cardio bursts, and strength-building exercises.