Heap (where I work) built a feature that addresses this exact use-case: https://heapanalytics.com/features/users https://heapanalytics.com/features/users. Is th

Heap (where I work) built a feature that addresses this exact use-case: https://heapanalytics.com/features/users https://heapanalytics.com/features/users. Is that what you had in mind?