Examine the app's privacy statement to learn how movement data and personal information are gathered, saved, and possibly shared with outside parties. In order to track your steps and distance travgold rummy apkeled throughout the day, walking apps use the GPS or accelerometer that comes with your smartphone. These apps then convert your steps into points or virtual currency, which can be redeemed for rewards such as cash, gift cards, or other incentives. Some walking apps also offer challenges, competitions, and community features to keep users engaged and motivated to reach their fitness goals.