Ravindranath Akila

Flutter, gRPC, Groovy on GCP.

If it is so rarely used, you really need to emphasize the advantage of using the app. You might even want to put up a poster where they linger as a reminder to Ids the app. When speaking to them (or advertising) go with a case study or sample scenario if you don't have a vase study. If your audience is less tech savvy make sure you offer training, printed and video guidance on now to use it.