You will need to login into the App on your mobile device and then follow the instructions in the "How to Import Data into the App" article:
We have also released a new browser-based app, which can be accessed from any computer without downloading any additional software. Simply open a web browser on your computer and enter the following URL: https://app.goaudits.com/. You can then log in with your credentials and select the appropriate audit to start your inspections. This doesn't require any data to import.
Related articles:
How to import the folder to the app once changes have been made