GR20 Map

The only app you need for the GR20. Your trail guide for Corsica’s most famous long-distance hike: offline GPS navigation and points of interest along the full route - so you can navigate, plan your hiking days, and get the most out of the GR20 without cell service.

• Offline GPS navigation - Reliable navigation for the full GR20. Works without data or cell connection across Corsica.
• Points of interest - Refuges, accommodation, and sights along the trail, with descriptions to help you plan where to stay and resupply.
• Plan your hike - Plan your days, track progress, and organize stops in one place - from Calenzana to Conca (or reverse).
• Offline maps - Download map tiles to your phone and navigate the GR20 with confidence, no signal needed in the mountains.
• Built by hikers - Made by people who hiked the GR20 and wanted the app they felt was missing for this iconic Corsican trail.

Download free and start planning your hike on one of Europe’s most demanding trails.