The app needs to access the storage so it can save or restore your tracks and settings. Without giving the permission you won'may not be able to see your tracks history or share tracks, and you could loose your data.
This app is provided as is, and you use it at your own risk. We, the publisher, will not be held responsible for any mishap, loss of possession, injury or worse involving you or a third person, arising from app usage during a ride or otherwise.
When viewing a map, both online and offline, parts are being cached locally to reduce the need for repeated download or recreation. This speeds up map loading and saves battery.
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