Preseria is a powerful, yet easy to use, conference presentation management system made for event organizers and AV producers. In short, Preseria consists of: 1 - A web browser app for organizing your conference sessions and inviting presenters to upload their presentations. 2 - A Windows and macOS app that seamlessly downloads, synchronizes and plays slide presentations, videos and more. We're a team of professionals with our HQ located in Oslo, the capital of Norway. We love working with our customers, providing easy to use tools for managing conference presentations and making conferences all over the world a great experience for both organizers, AV producers, presenters and participants.