JumJac is an iPhone application designed to help you track and manage your jumping jacks workouts. Jumping jacks are a great total-body exercise that can be done anywhere, making them a convenient alternative to traditional cardio workouts. With JumJac, you can easily log your training sessions and keep track of your progress.

One of the key features of JumJac is its integration with the Health app. This means that your jumping jacks workouts will be stored in HealthKit, allowing you to track your activity and contribute to closing your daily rings. This integration makes it easy to incorporate jumping jacks into your overall fitness routine and stay motivated.

JumJac is a free application available in the Lifestyle category of the App Store. It provides a simple and intuitive interface, making it easy to use for users of all fitness levels. Whether you're a beginner looking to incorporate jumping jacks into your routine or a fitness enthusiast wanting to track your progress, JumJac is a useful tool to have.