Marathon FREE can record and save your movement, It's the perfect companion for sporting activities such as running and biking. Thanks to the announcement feature you'll get feedback without taking your phone out of the pocket. Compete against your previous results for motivation and help to reach your goals
Metchron Intervals is the perfect companion for high-intensity, Crossfit-style interval workouts. Metchron keeps track of what interval you're on and provides audible and vibration notifications when it's time to switch gears. You can create and save an unlimited number of custom workouts to fit your training regimen
Mobifit is a great new fitness app that allows you to keep track of your daily exercise and quickly view a summary of the activities you have achieved throughout the week. The good news is that Mobifit is free, as a gift for you to get the most out of your new Windows Phone
My Workout is a handy app that allows you to save your workout routines to an easy to access and easy to read schedule. My workout also has a stopwatch included for rest time between sets and a 1 rep max calculator. Important tools for the gym!
*UPDATES 1/5/2011
Fixed a lot of bugs (Thanks to all who submitted feedback!)
MyWalk - Brisk walking is one of the best ways to stay physically fit if you don't have time to go to the gym.
MyWalk will help you walk more.
How? MyWalk will give you rewarding feedback as you walk, and help you feel proud of your improvement day by day. It does this by combining the phone's location sensing and motion sensor to comprehensively monitor your walking
Pedometer - Apedometer counts how many steps you take. It is a handy device for people who are interested in getting enough exercise and perhaps need a little motivation. Pedometers-especially good ones-are expensive
PhoneBeat - This is the unofficial Funbeat client for Windows Phone 7. With the app you can upload your training results to FunBeat as well as follow and comment on your friends result
Podometer allows you to count the number of steps you're doing.
You can prevent your phone from locking and so do your walk or your jogging without thinking of it