The Dynamics 365 Customer Voice data is stored in Microsoft Dataverse. Dynamics 365 Customer Voice is an enterprise feedback management application you can use to easily keep track of the customer metrics that matter the most to your business. ... It provides a personalized experience, enabling you to collect customer feedback and get relevant insights quickly and easily, all in a few clicks. Reference: https://docs.microsoft.com/en-us/dynamics365/customer-voice/about https://docs.microsoft.com/en-us/dynamics365/customer-voice/data-flow