Plakat App is a new App developed for people who uses posters in their marketing. Most people can probably manage their own posters, but when you are supported by friends to hang up poster and taking them down again - Plakat App is simply invaluable. All you have to do is click “Up” when the poster is put up and “Down" when taken down. You can see all your posters on a map or in a list - simple tool to keep things under control.