Best Half Marathon Apps

243+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated October 2026

Finding the right half marathon apps can be overwhelming with so many options. We've analyzed 243+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Half Marathon Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Half Marathon 13.1 TrainerHalf Marathon 13.1 TrainerFree4.7★ (5.6K)YesYesOct 2026
2Half Marathon Trainer: 21K RunHalf Marathon Trainer: 21K RunFree4.8★ (1.7K)NoYesOct 2026
3Half Marathon- 21K Run AppHalf Marathon- 21K Run AppFree4.2★ (254)NoYesSep 2026
4Run Half MarathonRun Half MarathonFree4.2★ (119)YesYesSep 2026
5Runna: Running Plans & CoachRunna: Running Plans & CoachFree4.8★ (34K)NoYesOct 2026
6Nike Run Club: Running CoachNike Run Club: Running CoachFree4.8★ (418K)YesNoOct 2026
7Athens Half MarathonAthens Half MarathonFree—NoNoAug 2026
8Strava: Run, Bike, WalkStrava: Run, Bike, WalkFree4.8★ (375K)YesYesOct 2026

Top Picks for Half Marathon

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
Half Marathon Trainer: 21K Run#2

Half Marathon Trainer: 21K Run by FITNESS22 LTD

Half marathon training 13.1 mi
Strong Contender
💪 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 4
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
Half Marathon- 21K Run App#3

Half Marathon- 21K Run App by Rumble

Couch to half marathon- 21K
Worth Considering
💪 Health & Fitness
4.2(254 ratings)
FreeIn-App Purchases
Half Marathon- 21K Run App screenshot 1
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Train for your first 21K run with a comprehensive 12-week program. This app offers audio coaching, interval planning, and motivational tips to build strength and endurance. Track your progress, earn badges, and share achievements with friends.

More Half Marathon apps to explore

FAQ about Half Marathon

What are the best half marathon apps for iPhone?
Half Marathon 13.1 Trainer tops our half marathon 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 apps we rank are free to download, including Half Marathon 13.1 Trainer and Half Marathon Trainer: 21K Run.
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 apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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