To get your free Calm subscription, download the AllTrails app if you haven't done so already, and record at least one hike using the Navigator tool before the end of the month. As its name ...

hiking app AllTrails is teaming up with sleep and meditation app Calm to give you three free months of access to all of Calm's features. All you have to do is record one hike on AllTrails to qualify.

When Alex Tew saw the domain "Calm.com" was up for grabs, he thought it was the sign he and his business partner, Michael Acton Smith, needed to finally get their mindfulness app off the ground.

Calm, named the 2017 iPhone app of the year by Apple itelf ... Just know in advance that while it's free to download, it costs $60/year after your free trial is up.