Best Half Marathon Trainer Apps

183+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our half marathon trainer list covers 183+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Half Marathon Trainer

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😊(5.5K ratings)
FreeAdsIn-App Purchases
Half Marathon 13.1 Trainer screenshot 1
Half Marathon 13.1 Trainer screenshot 2
Half Marathon 13.1 Trainer screenshot 3
Half Marathon 13.1 Trainer screenshot 4
Half Marathon 13.1 Trainer screenshot 5
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

Room to Improve

  • 🐛 Occasional syncing and tracking issues
  • 🔋 Drains battery life
  • 💰 Subscription model change frustrates some users
Runna: Running Plans & Coach#2

Runna: Running Plans & Coach by Strava Inc.

5k to Marathon Training
Strong Contender
💪 Health & Fitness
4.9😊(31K ratings)
FreeAdsIn-App Purchases
#13in Health & Fitness
Runna: Running Plans & Coach screenshot 1
Runna: Running Plans & Coach screenshot 2
Runna: Running Plans & Coach screenshot 3
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

Room to Improve

  • 🐛 Occasional syncing issues with Apple Watch
  • 🐛 Inaccurate pace tracking on treadmill
  • 🔋 Expensive subscription cost
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😐(1.6K ratings)
FreeIn-App Purchases
Half Marathon Trainer: 21K Run screenshot 1
Half Marathon Trainer: 21K Run screenshot 2
Half Marathon Trainer: 21K Run screenshot 3
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

Room to Improve

  • 🐛 Inconsistent audio prompts and notifications
  • 🐛 Frequent issues with saving/tracking runs
  • 🐛 Glitches and crashes

More Half Marathon Trainer apps to explore

4
Nike Run Club: Running Coach
Nike Run Club: Running Coach
Nike Run Club: Running Coach
Workout App & Distance Tracker
Free

This app offers guided runs, training plans, and community challenges to help users start, continue, and enjoy running. It tracks speed, distance, and GPS routes, providing motivation and expert guidance for various fitness levels and goals.

Guided Runs with audio coachingPersonalized Training PlansGPS tracking for speed, distance, and route
💪 Health & Fitness
(413K)
free with in-app purchases
5
Run With Hal
Run With Hal
Run With Hal
Coach-Led Run Plans
Free

This app provides personalized, adaptive training plans for various running distances, from 5K to 50K. It's guided by legendary coach Hal Higdon and adjusts to your progress, schedule, and goals. Features include GPS tracking, daily tips, and progress summaries to help you achieve your running ambitions.

Adaptive training plansPlans for 5K to 50K racesDaily motivation from Hal Higdon
💪 Health & Fitness
(2.8K)
free with in-app purchases
6
Map My Run GPS Running Tracker
Map My Run GPS Running Tracker
Map My Run GPS Running Tracker
5K 10K, Half Marathon Training
Free

Track your runs with GPS, get personalized training plans, and real-time stats. This app offers coaching tips, community motivation, and supports over 600 activities. Improve your performance indoors or outdoors.

GPS tracking for distance, pace, and elevationCustomizable training plans for various distancesReal-time audio feedback during runs
💪 Health & Fitness
(744K)
free with in-app purchases
7
Half Marathon- 21K Run App
Half Marathon- 21K Run App
Half Marathon- 21K Run App
Couch to half marathon- 21K
Free

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.

12-week running programAudio coach guidanceRun/walk strategy
💪 Health & Fitness
(254)
free with in-app purchases
8
Strava: Run, Bike, Walk
Strava: Run, Bike, Walk
Strava: Run, Bike, Walk
Suivez vos activités sportives
Free

Track all your activities, from runs to yoga, and share your progress with friends. Discover new routes, get AI-powered insights, and join challenges. Stay motivated and safe with real-time location sharing.

Record 50+ sport typesAI-powered workout insightsRoute discovery and creation
💪 Health & Fitness
(363K)
free with in-app purchases
9
Running Walking Tracker Goals
Running Walking Tracker Goals
Running Walking Tracker Goals
Run, Walk & Jog Mile Distance
Free

Track your running, walking, and biking activities to achieve fitness goals like weight loss or calorie counting. Monitor distance, speed, elevation, and calories burned with voice control and Apple Watch integration. Offers various activity types and customizable goals.

Track distance, time, speed, elevation, caloriesVoice control with SiriApple Watch integration
💪 Health & Fitness
(104K)
freemium
10
Run Half Marathon
Run Half Marathon
Run Half Marathon
5K, 10K & Marathon Runner Plan
Free

This app provides a structured 18-week training plan to help beginners run a half marathon. It guides users through alternating walking and running intervals, tracks progress with GPS, and offers motivational features. Users can log and share their runs, and receive audio cues for when to run or walk.

18-week zero to half marathon training scheduleAlternating walk/run intervals with audio cuesGPS tracking for running routes
💪 Health & Fitness
(117)
free with in-app purchases
11
10K Runner, Couch to 10K Run
10K Runner, Couch to 10K Run
10K Runner, Couch to 10K Run
10K Trainer: 0 to 5K to 10K
Free

This app guides beginners and 5K runners from zero to 10K in 14 weeks using alternating walk/run intervals. It features a human coach voice, music integration, and GPS tracking. Achieve your running goals with this effective, ad-free program.

Walk/run interval trainingGradually increasing run segmentsHuman coach voice guidance
💪 Health & Fitness
(38K)
subscription
12
5K Runner: couch potato to 5K
5K Runner: couch potato to 5K
5K Runner: couch potato to 5K
Couch potato to 5K: Run 5K
Free

This app guides users from being inactive to running a 5K in 8 weeks with a structured, 30-minute daily program. It features a human coach voice, music integration, and GPS tracking to help you achieve your fitness goals.

8-week structured training planAlternating walk/run intervalsHuman coach voice guidance
💪 Health & Fitness
(117K)
subscription
13
Marathon 26.2 Trainer by C25K®
Marathon 26.2 Trainer by C25K®
Marathon 26.2 Trainer by C25K®
42K Run Walk Training
Free

This app offers a 20-week training program designed for beginners aiming to complete a marathon. It utilizes a run-walk method to reduce impact and injury risk, guided by an audio coach. Features include run mapping, health app integration, and community forums.

20-week run-walk marathon training programAudio coach and alertsMap your run
💪 Health & Fitness
(1.6K)
free with in-app purchases
14
ASICS Runkeeper—Run Tracker
ASICS Runkeeper—Run Tracker
ASICS Runkeeper—Run Tracker
Running App and Training Plans
Free

Track your runs, set personalized goals, and follow guided workouts to improve your fitness. This app offers GPS tracking for various activities, progress monitoring, and motivational features to help you achieve your running ambitions.

GPS activity trackingPersonalized training plansAudio-guided workouts
💪 Health & Fitness
(376K)
free with in-app purchases
15
TrainingPeaks: Plan Train Lift
TrainingPeaks: Plan Train Lift
TrainingPeaks: Plan Train Lift
Triathlon, Cycling, Running
Free

This app offers a comprehensive platform for athletes and coaches to plan, track, and analyze training for endurance sports and strength building. It provides flexible scheduling, actionable insights, and integrated strength training to optimize performance and durability.

Flexible training planningActionable data insightsIntegrated strength training
💪 Health & Fitness
(13K)
free with in-app purchases
16
Marathon Training: 42K Runner
Marathon Training: 42K Runner
Marathon Training: 42K Runner
Marathon trainer: run 26.2 mi
Free

This app provides a structured 18-week training program to help users prepare for their first marathon. It offers audio coaching for walk/run intervals, music integration, and motivational features like badges and progress sharing. The program gradually increases running distance from 21K to 42K.

18-week marathon training programAudio coach for walk/run intervalsMusic integration with other apps
💪 Health & Fitness
(237)
free with in-app purchases
17
adidas Running: Run tracker
adidas Running: Run tracker
adidas Running: Run tracker
From Walk to Marathon training
Free

Track your runs and fitness activities with personalized training plans for all levels. Connect with a global community, join challenges, and monitor your progress with detailed stats and expert guidance.

Activity tracking for running, walking, cycling, and morePersonalized training plans for various distancesSyncs with Health Connect and popular devices
💪 Health & Fitness
(18K)
ad-supported
18
Half Marathon Training - 21k / 13.1 Mile
Half Marathon Training - 21k / 13.1 Mile
Half Marathon Training - 21k / 13.1 Mile
Train for your half marathon!
Free

This app guides users through a 20-week training program to build stamina and endurance for running a half marathon. It features interval training with audio prompts for running and walking, allowing users to track progress and sync data with Apple Health.

20-week half marathon training planInterval training with audio promptsMusic integration with coach prompts
💪 Health & Fitness
(17)
free with in-app purchases
19
MOTTIV: Run & Triathlon Plans
MOTTIV: Run & Triathlon Plans
MOTTIV: Run & Triathlon Plans
Half, Marathon, 70.3, Ironman
Free

This app provides customized training plans for running and triathlon events, from beginner to advanced levels. It offers personalized workout guidance, nutrition advice, and connects users with a community of endurance athletes.

Personalized training plansRunning and triathlon programsWorkout nutrition advice
💪 Health & Fitness
(68)
free with in-app purchases
20
Run Trainer - Running Tracker
Run Trainer - Running Tracker
Run Trainer - Running Tracker
Couch to 5K,10K, Half Marathon
Free

This app serves as a personal running coach and GPS tracker, offering guided training plans for various distances from Couch to 5K to half marathons. It provides audio coaching, detailed performance statistics, and seamless integration with Apple devices.

Personalized training plans (Couch to 5K, 10K, Half Marathon)Customizable training schedules (MyPlan)Audio coaching with voice cues
💪 Health & Fitness
(197)
free with in-app purchases

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