LA Fitness wants you to “exercise your options” and maximize your fitness opportunities, and this complimentary application helps you stay connected to LA Fitness no matter where you are. - Check-in to the club using the Mobile Membership Card option - Find Clubs and Classes - Create quick access to your Favorite Clubs, Classes, and Instructors - Book Personal Training sessions - Reserve Racquetball/Squash courts - Review your Check-in History, and much more.