Gaia GPS is a navigation app that millions of people worldwide use for backpacking, hiking, hunting, camping, skiing, and exploring the backroads. The app has been featured in various publications, including Outside, Backpacker, Trail Runner, and the New York Times. The app offers various features for different outdoor activities, such as backpacking, day hiking, hunting, camping and overlanding, backcountry skiing and mountaineering, mountain biking, and professional use.

For backpacking, the app provides comprehensive topo maps, intelligent routing tools, and up-to-date weather forecast overlays. For day hiking, the app helps users discover new hikes, create their own tracks, leave reviews, and contribute to the community-sourced hike database. For hunting, the app offers custom hunting maps by cross-referencing game management units with public and private land parcels. For camping and overlanding, the app provides weather forecasts, public land data, and community-sourced camping beta. For backcountry skiing and mountaineering, the app offers slope-angle shading and snowfall and precipitation forecast overlays. For mountain biking, the app provides mountain biking trail maps on both public and private land.

The app also offers different membership levels, including a free level and a premium member level. As a premium member, users get access to various map sources, including NatGeo Trails Illustrated, ESRI World Satellite Imagery, NOAA weather forecasts, US Private Land Ownership, US Hunting Layers, US Motor Vehicle Use Maps, France IGN, Swiss Topo, Backroads Mapbooks Canada, and various overlays. Users can manage their subscription by turning off auto-renewal or visiting the app's privacy policy and terms of use.