GR20 is your essential guide to hiking the legendary GR20 trail across Corsica – one of Europe’s toughest and most rewarding long-distance treks.

Stretching over 180 kilometers from Calenzana in the north to Conca in the south, the GR20 takes around 15 days to complete and offers dramatic scenery, steep climbs, and unforgettable moments along the way.

Whether you’re a seasoned hiker or tackling the trail for the first time, this app helps you plan and navigate your journey with confidence.

Highlights of the GR20 experience include:

- Crossing the dramatic Spasimata footbridge, suspended over a deep gorge with stunning views below
- Climbing to the summit of Monte Cinto, Corsica’s highest peak, for panoramic mountain vistas
- Winding through the wild and remote Cirque de la Solitude, a challenging but iconic section of the trail

From alpine lakes and rocky ridges to forested valleys and remote mountain refuges, the GR20 offers a diverse and unforgettable adventure.

Let this app be your trusted companion along the way.

GR 221 has 4 different hiking routes :

GR 20
GR 20 (15 days)
GR 20 (North)
GR 20 (South)

This hiking app provides the following features:

- Detailed hiking maps
- Points of interested (lodging, eating, tourism, nature, toilet etc)
- Frequent updates
- Detailed info about points of interests (direction, distance, image, opening hours, reviews, business status)
- Trail Alarm, your hiking assistant that helps you get back on track if you make a wrong turn
- Maps offline mode via caching.
- App languages: English, Danish, German and Spanish.

We hope you love this app as much as we have loved creating it.

If you you have any comments, feel free to reach out to us via email.