If a store, market, public place or any premise has multiple access points, and you must restrict the entrance to a limited number of people, how can the people who check the access can know for sure how many people are already in there? Shared Counter is a people meter app designed to help you when real-time and collaborative counting matters. Just click +1 when someone enters, -1 when someone leaves. The counter updates automatically on the other people devices. This optimize the queues, and