An appservice plan autoscale settings can accommodate more than one app service. This can be configured under single profile and maximum of ten rules per profile and at a time only one profile will be in use. For Ex: Appservice Plan - Compute Metric rule - 2(scale up and scale down) Appservices - No.Of Requests rule - 8 (4 appservice * 2 rules (scale up and down)) can be configured.