List of free mobile app for tracking walking distance

Endomondo: This free mobile-tracking app allows you to track your distance, time, pace and calories. It also includes maps, personalized goals and sharing options. 

Map My Walk: This app allows users to map their walks and track their route, as well as monitor speed, distance, and calories burned. It also provides live tracking, private sharing options, and audio feedback. 

Nike+ Running: This app includes distance, time, and calorie-tracking features, as well as detailed mapping and audio feedback. It also has social sharing, leaderboard challenges, and exclusive video content. 

Strava: This app is designed for both running and cycling. In addition to distance, time, and calorie-tracking features, it also includes detailed maps, segments, and live data like speed, elevation, and heart rate. 

RunKeeper: This app allows you to track your distance, time, and calories, as well as monitor your pace and elevation. It also includes maps, a virtual coach, and challenges. 

Fitbit: This app allows you to monitor your daily walking distance and calorie consumption. It also offers food logging, a built-in barcode scanner, and dynamic goals. 

Runtastic: This app offers distance and time tracking, maps, and a heart rate monitor for advanced tracking. It also includes a virtual coach, social sharing options, and challenges.