タッタカくんウオークラン is a free lifestyle application designed for iPhone users, integrating a pedometer and GPS functionality to monitor daily walking and running metrics. It tracks essential data such as steps taken, distance covered, and time spent on physical activities, providing users with valuable insights into their exercise habits and calorie expenditure. The app supports health management by allowing users to set goals for daily, weekly, and monthly walking or running activities.

In addition to tracking fitness progress, the app offers participation in various events, including virtual running competitions and stamp rallies, enriching the user experience. Engaging with the character 'タッタカくん' from the Mitaka Citizen's Ekiden, users can enjoy a fun and interactive way to stay active and healthy. Note that for step count integration, the use of the Health app is necessary.