Treadmills are wonderful machines to use at home to get a good cardio workout. Treadmill exercises can get a bit boring without music or some form of entertainment. Treadmill Trainer Workouts for iPhone can help. It is a fitness app that comes with 4 programs to keep you on the right track.
Treadmill Trainer Workouts come with over 70 workouts for you to choose from. You can use Fat to 5k, HIIT, and 20 min 5k programs to get fitter and stay that way. The app has a simple interface and shows the speed for each interval to take the guesswork out of the process.
This app is available as a free download with paid add-ons.