Our 21K - 13.1 mile - half marathon pro run trainer improves your cardio, endurance and overall fitness with an awesome run training program. Start with 10K running and gradually increase to a full 21K ( 13.1 miles ) on your way to a full marathon.

★ You can do it! ★

The Ultimate Half Marathon training app, from the makers of the award winning health and fitness workout apps like Pushups, Situps, 5K Runner, 10K Runner, Squats and more apps.

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 ). If you can do 10K, with this app you will get to 21K.

21K improves your fitness and endurance with an awesome training program. You start with a 10K fitness level, and the running gradually increases to a full 21K using our walk run program. Just plug in your headphones, play your favorite music, and the app will guide you.

Motivation is the key factor in long distance running, and 21K Runner keeps you motivated - it's the true magic of this app, and it's built into every screen. The running plan is achievable and enjoyable, the app keeps a log of your runs & achievements and awards you with badges. It even includes the motivational quotes to keep your spirit in tune with your body.

This run trainer app keeps people running. Built by pros and with proven success, this is the ULTIMATE half marathon training app

★ ★ 21K RUNNER FEATURE LIST ★ ★

12 WEEK 1/2 MARATHON RUN TRAINER
● from 10K to 21K ( 13 miles )
● alternating walks run program
● our half marathon trainer starts easy and slowly increases the runs
● audio fitness coach tells you when to walk / run
● repeat workouts whenever you want
● audio Coach can be voice, beeps, or both
● continue 21K running forever
● great for ironman or triathlon training

MUSIC / INDOOR-OUTDOOR
● listen to your music during exercises
● audio fitness coach gently blends in when needed
● works outdoors / indoors / treadmill

GPS
● Built in GPS & Distance Tracking, also when Half Marathon Training is in background

NOTE: Continued use of GPS running in the background can dramatically decrease battery life.

WINS / ACHIEVEMENTS
● each completed run is a Win
● receive Badges for your progress
● app tracks & logs each time you do a new run
● wins screen shows your history & Badges
● share Wins / Badges

AND THERE'S MORE
● measure your distance in either Miles or Kilometers
● guidance & information for beginners.
● extensive answers to all common questions and running running tips.
● links to stretching & warmup videos.
● works outdoors / indoors / treadmill
● works perfectly even if your device is locked
● works perfectly also in background
● male & female audio coaches
● flips upside down to fit any armband
● and there is more...

★ Get inspired with real life success stories ★
https://www.facebook.com/fitness22.apps
https://www.fitness22.com

★Get workout and health tips from our blog:
http://www.fitness22.com/blog

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