Daily Cardio Workout: includes 5 to 10 minute workouts you can do anywhere. 18 exercises with videos are included.
Cardio Workouts Pro: another decent cardio trainer for iPhone. It has 20 or so cardio exercises with steps and animation. You can design your custom workouts with this.
CoachMyRide: want to get fit using your bike? This application provides you with a ton of structured workouts. It has a training zones calculator.
Digifit iCardio: this is perfect for those of you who spend a lot of time training outdoors. It maps your runs and bike rides with GPS. It keeps track of your performance as well.
BeatBurn Treadmill trainer: helps you push yourself harder and do more. It provides you with guidance and beat sync technology.
Spinning: lets you track your workouts indoors and out. You can use this for runs, spins, rowing, and elliptical training. It tracks your heart rate, calorie information, distance, and much more.
10K Runner: running long distances is one of the best ways to get your heart pumping and burn a ton of calories. This application helps prepare you for long distance runs. This is a 14 week running program.
Which one of these cardio apps are you impressed with the most?