GrapevineGO is an app for iOS and adroid Smartphones that will run superfun DIY Smartphone events on the participants phones. To use it, buy the event of your choice in our grapevine e-stores in the language you want and set it up. To run it download the GrapevineGo app and scan the QR-code for each team – and send them off! For more information about treasure hunt visit https://grapevinego.com/