I recently went hiking in the pyrenees, and I had IGN maps (french topographic service), randonnee edition maps (commercial, based on multiple sources) and the

I recently went hiking in the pyrenees, and I had IGN maps (french topographic service), randonnee edition maps (commercial, based on multiple sources) and the OSM hiking map available offline on my phone though OSMand. I found the app the most accurate source. Though the other maps were better about displaying where guarded and unguarded mountain huts were.