Dynamics ATS is compatible with Dynamics 365 Customer Engagement and CRM 2016 on-line and on-premise instances.  (on-premise requires IFD set up of your Microsoft Dynamics 365 or CRM instance)

Dynamics 365 for Customer Engagement

Core

These guides apply to every instance of Dynamics 365 for Customer Engagement.

Apps, Solutions and Related Services

These guides provide in-depth information about specific apps, solutions and related services you can use with Dynamics 365 for Customer Engagement.