ChallengeRunner Android is a free app under the Lifestyle category, developed by ChallengeRunner.com. It is an extension of the ChallengeRunner platform, which allows wellness administrators to create fitness challenges and for participants to submit data. With the app, users can easily enter and review challenge data from their Android smartphones.

To start using the app, you need to log in with the same credentials used for the online system (email address + password). Once logged in, you will see all the challenges you are currently participating in. Simply select the one you wish to enter data for and click Save when finished. The app is simple and easy to use, making it a convenient way to track your fitness progress on the go.