Open Client is a free Android app developed by Open Management Apps that falls under the Lifestyle category with a focus on Sports. It allows you to find and book fitness classes at gyms, yoga and pilates studios, dance and martial arts schools in your area. With Open Client, you can easily book classes, purchase tickets, and get in touch with your gym in just a few clicks.

The app's interface is sleek and user-friendly, making it easy to navigate through different categories of fitness classes. You can filter classes by date, time, location, and type of workout. The app also provides detailed information about each class, including the instructor's name, class duration, and price.

Overall, Open Client is a great app for fitness enthusiasts who want to find and book classes conveniently. It offers a wide range of fitness classes and provides all the necessary information to help you make an informed decision about which class to attend.