HomeAppsHealth & FitnessHeart Rate NinjaApps like Heart Rate Ninja Here are some great alternatives to Heart Rate Ninja by Heart Rate Ninja : GymRats · Fitness challenge ★4.7 Workout Trainer AI ★4.2 FITIV Pulse Heart Rate Monitor ★3.9 paceUP! ★3.7 BUFF | Gym Workout Tracker ★4.5 WorkoutApp ★4.9 Workout Quest - Gamified Gym ★3.7 J. Smith Young YMCA ★5.0 YMCA of Greater Waukesha. ★4.9 Katz JCC ★4.6 Easley, Pickens & Pville YMCA ★4.8 YMCAofCM ★4.8 YMCA CTX ★4.6 YMCA of Greater Nashua ★4.8 Base NJ ★4.3 YMCA of Greater Fort Wayne ★4.6