Generally speaking, most apps should not interfere with EliteCart. But some categories can prove tricky or require certain steps to be taken by us or the other app.
Bundle Apps
Unfortunately from a technical perspective there is no way to activate compatibility from our end. Only the bundle app can do this, as they determine which cart to initiate and which products or bundles to incorporate.
We recommend that you contact your bundle app's support team and ask them to use the following function instead of opening the normal theme cart:
window.EliteCart.openDrawerWithDataRefresh()
Apps known to offer this functionality & integration service:
Custom Product Options Apps
We are generally compatible with most of these apps out of the box. Examples are: