ProntoForms is a mobile data collection app for businesses -- with integrated analytics, and many out of the box integration options that allow you to bring in/send data to other services. http://prontoforms.com/
While ProntoForms doesn't offer out of the box integration with Moodle, they offer configurable two-way integration via HTTP or through their API.
You can search their documentation, or contact the ProntoForms Support team to let them know what you're looking to achieve: https://support.prontoforms.com/hc/en-us