Best Half Marathon Training Apps

243+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated October 2026

Out of 243+ half marathon training apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Half Marathon Training Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Half Marathon 13.1 TrainerHalf Marathon 13.1 TrainerFree4.7★ (5.6K)YesYesOct 2026
2Runna: Running Plans & CoachRunna: Running Plans & CoachFree4.8★ (34K)NoYesOct 2026
3Half Marathon Trainer: 21K RunHalf Marathon Trainer: 21K RunFree4.8★ (1.7K)NoYesOct 2026
4Nike Run Club: Running CoachNike Run Club: Running CoachFree4.8★ (418K)YesNoOct 2026
5Run Half MarathonRun Half MarathonFree4.2★ (119)YesYesSep 2026
6Strava: Run, Bike, WalkStrava: Run, Bike, WalkFree4.8★ (375K)YesYesOct 2026
7Run With HalRun With HalFree4.7★ (2.8K)NoYesSep 2026
8Half Marathon Training - 21k / 13.1 MileHalf Marathon Training - 21k / 13.1 MileFree2.1★ (17)NoYesJul 2026

Top Picks for Half Marathon Training

Half Marathon 13.1 Trainer#1

Half Marathon 13.1 Trainer by Zen Labs

21K Run Walk Training by C25K®
Editor's Choice
💪 Health & Fitness
4.7😊(5.6K ratings)
FreeAdsIn-App Purchases
Half Marathon 13.1 Trainer screenshot 1
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Half Marathon 13.1 Trainer screenshot 6

This app guides beginners through a 14-week program to train for a half marathon using a run-walk method. It offers audio coaching, progress tracking, and community support to help users complete their first 13.1-mile race.

What We Love

  • 👍 Easy to use
  • 👍 Helpful for beginners
  • 👍 Great for training and motivation
  • 👍 Integrates well with Apple Watch and Fitness
  • 👍 Customizable music playback

Room to Improve

  • 🐛 Occasional syncing and tracking issues
  • 🔋 Drains battery life
  • 💰 Subscription model change frustrates some users
  • 💰 Paid app now requires subscription for full access
Runna: Running Plans & Coach#2

Runna: Running Plans & Coach by Strava, Inc.

5k to Marathon Training
Strong Contender
💪 Health & Fitness
4.8😊(34K ratings)
FreeIn-App Purchases
#15in Health & Fitness
Runna: Running Plans & Coach screenshot 1
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Runna: Running Plans & Coach screenshot 4
Runna: Running Plans & Coach screenshot 5
Runna: Running Plans & Coach screenshot 6

This app provides tailored running training plans designed by world-class coaches for all levels, from beginners to marathoners. It offers personalized programs, run tracking, strength training, and a supportive community.

What We Love

  • 🚀 Excellent training plans
  • 👍 Personalized and customizable
  • 👍 Variety of workouts
  • 👍 Seamless integration with fitness trackers
  • 👍 Helpful audio cues during runs
  • 👍 Detailed performance tracking
  • 👍 Structured approach to running and strength training
  • 👍 Responsive and supportive customer service

Room to Improve

  • 🐛 Occasional syncing issues with Apple Watch
  • 🐛 Inaccurate pace tracking on treadmill
  • 🔋 Expensive subscription cost
  • 🔒 Lack of flexibility to modify workouts
Half Marathon Trainer: 21K Run#3

Half Marathon Trainer: 21K Run by FITNESS22 LTD

Half marathon training 13.1 mi
Worth Considering
💪 Health & Fitness
4.8😐(1.7K ratings)
FreeIn-App Purchases
Half Marathon Trainer: 21K Run screenshot 1
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Half Marathon Trainer: 21K Run screenshot 5

This app provides a structured 12-week training program designed to help users progress from a 10K fitness level to completing a half marathon (21K). It features an audio coach for guidance, motivational elements, and progress tracking with achievements.

What We Love

  • 🚀 Easy to follow training plan
  • 👍 Effective for building up to half marathon
  • 👍 Variety of workouts (running, intervals, strength)
  • 👍 Motivating and keeps user on track
  • 👍 Works well with music playback

Room to Improve

  • 🐛 Inconsistent audio prompts and notifications
  • 🐛 Frequent issues with saving/tracking runs
  • 🐛 Glitches and crashes
  • 🔒 Lack of Apple Watch integration
  • 👎 Less features and guidance compared to 5K/10K apps

More Half Marathon Training apps to explore

FAQ about Half Marathon Training

What are the best half marathon training apps for iPhone?
Half Marathon 13.1 Trainer tops our half marathon training apps ranking as of October 2026, with a 4.7-star average from 5.6K App Store ratings, and it's free to download.
Yes — 20 of the top half marathon training apps we rank are free to download, including Half Marathon 13.1 Trainer and Runna: Running Plans & Coach.
Half Marathon 13.1 Trainer shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 243+ half marathon training apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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