Microsoft Dynamics 365 Licensing
Enterprise Apps and Plan 1
Individual Apps (Sales, Customer Service, Field Service, Project Service Automation) around £72 per app per user per month or £110 per app per device per month
Plan 1 (which includes Sales, Customer Service, Field Service, Project Service Automation) around £90 per user per month
There is no minimum number of users (previously there was a five user minimum)
Microsoft Social Engagement
Microsoft Social Engagement is included with any of the apps (Sales, Customer Service, Field Service and Project Service Automation) and with Enterprise Plan 1.
A standalone subscription is around £57 per user per month.
Additional Disk Storage
Additional storage is £7.50 per gigabyte per month.