2025-09-26 00:00:00 The ClevverBoard App is used for the ClevverMail Postbox Service, a virtual office service with business addresses all over the world. You can open a digital postbox or book a legal address for your company at each of those locations with the ClevverMail App or under www.clevver.io. All customers at those locations are then shown in this ClevverBoard App so that any postal service can find them.