Avenza Maps is a mobile app that provides offline maps for hiking, biking, and all types of trails. The app features maps from professional publishers such as National Geographic, National Park Service, and the US Forest Service. Users can explore the largest mobile Map Store of hiking, topographic, cycling, city, nautical, travel, and trail maps. The app allows users to locate their real-time GPS position and find direction, even when offline. They can also record GPS tracks during their activities, navigate to features using compass tools, add photos and notes to any location, and measure distances and estimate times. <br/><br/>The app is free and available for recreational use. Maps are available for free or purchase from the in-app Map Store. Avenza Maps Plus subscription is available for unlimited custom map imports. Avenza Maps Pro subscription is available for professional users with full access to all features and mapping tools. The app supports KML, GPX, and CSV Formats. Users can search and download maps by activity, category, and specific publishers with premium maps from thousands of publishers. <br/><br/>For recreational and power users who need more, Avenza Maps Plus offers unlimited import of your own geospatial PDF, GeoPDF®, and GeoTIFF maps. Users can create geofences for up to 50 individual features and up to four geofence layers. For professionals and organizations who require an offline mapping solution with location awareness with more features and tools, Avenza Maps Pro offers unlimited import of your own geospatial PDF, GeoPDF®, and GeoTIFF maps. Users can connect high-accuracy GPS devices including Trimble, Bad Elf, and Dual via Bluetooth, create unlimited geofences and get global geofence notifications, convert tracks to areas, import and export Esri® Shapefiles, import and manage custom symbology sets, and get priority technical support. <br/><br/>In conclusion, Avenza Maps is a helpful app for outdoor enthusiasts who want to stay on track with GPS using offline mobile maps. The app offers a wide range of maps from professional publishers and allows users to import their custom maps. Avenza Maps Plus and Avenza Maps Pro subscriptions are available for users who need more features and tools. The app supports KML, GPX, and CSV Formats and allows users to search and download maps by activity, category, and specific publishers with premium maps from thousands of publishers.