Offline maps to download (pro membership only).Filter by trail length, difficulty, technicality, and more.Other stand-out features of AllTrails include: So it’s helpful-but take it with a grain of salt,” she says. “‘Moderate for a local can be extremely difficult for someone who hasn't trail run there before. “They’re often put in by locals who are used to the trails,” says Mirna Valerio, an ultrarunner sponsored by Merrell and author of A Beautiful Work in Progress. One of the most useful features of the app is the difficulty ratings for each trail-but you have to keep in mind that those rating may not be totally accurate for you. The AllTrails app is really helpful for seeing what is around.” “It’s funny how you can be in the middle of a trail running paradise but feel like you don’t know where/how to access all that is there. “I move around a lot and am often in areas that I am not very familiar with,” he says. This is especially important for Zach Miller, ultrarunner for the North Face, who lives and trains out of his bus.

“This app satisfies my basic planning needs for a short run or day-long adventure,” says Olympian and HOKA-sponsored ultra-marathon runner Magda Boulet. How to Finally Nail the Proper Running FormĪllTrails seems to be the most popular pick among trail runners for a few reasons.

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