Best Half Marathon Training Apps For Iphone. Runtastic— ios , android , windows phone 8 , blackberry , bada Download the best customizable half marathon training plan for your next 13.1 race.

21k runner is the easiest and most successful 1/2 marathon program in training 10k runners to train for their first 21k ( 13.1 miles ). Prepare for your next 5k, 8k, 10k, 15k, half marathon, marathon, or even ultramarathon! Get it on ios (for iphone and the apple watch) or in the google play store, and consider upgrading to premium (a lifetime subscription is just $60) for more perks.
Create a running workout based on heart rate, heart rate zone, or pace and let the ismoothrun app guide you every step of the way.
Runtastic— ios , android , windows phone 8 , blackberry , bada Get siri on your side Best half marathon training apps for iphone or ipad. Finding your run tribe cool features: