Fitternity is a free fitness app designed for iPhone users. Developed by FITTERNITY HEALTH e-SOLUTION PRIVATE LIMITED, this app is India's largest health and fitness platform, with over 11 million users. Fitternity offers a unique marketplace of at-studio classes across its network of 12,000+ gyms, fitness centers, and swimming pools in major Indian cities like Mumbai, Pune, Bangalore, Hyderabad, and Delhi, among others.

Fitternity's OnePass feature is a cool fitness membership that provides access to the best gyms, including Gold's Gym, Anytime Fitness, Multifit, and many more, along with personal training sessions. It also offers workout sessions at various fitness studios across categories like Yoga, Pilates, CrossFit, Zumba, and more. With the freezing policy, users can pause and resume their membership at their convenience. The app also provides cashback and assured rewards on selected purchases, along with easy payment options and interest-free EMI options.