Overdue has a large and ever-increasing library of exclusive maps for use whilst navigating and trip planning. The maps are high quality topo maps suitable for hiking, mountaineering, cycling, paddling and other outdoor activities.Access to the majority of the maps in OVERDUE is complimentary with subscription. The Tri-Cities and Golden Ears maps can be purchased via in-app purchase or unlocked with an access code which comes with the paper maps.In addition to the speciality maps, OVERDUE comes with three inbuilt map layers (roads/trails, topographic and satellite imagery). These are available globally and can be cached within the app for use offline. All speciallity maps are also downloadable for offline use.