Best 21K Half Marathon Run Coach Apps

4.8😐(1.7K 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

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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

21K Half Marathon Run Coach by Loyal Health & Fitness, Inc.

#1 Marathon Trainer & Tracker

Strong Contender

5.0(3 ratings)

FreeAdsIn-App Purchases

21K Half Marathon Run Coach screenshot 1

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This app provides a personalized training plan to help you achieve your half marathon goals. It tracks your runs, offers diet plans, and motivates you with progress tracking and social sharing features. Suitable for all fitness levels, it guides you from beginner to finisher.

10K Runner, Couch to 10K Run by FITNESS22 LTD

10K Trainer: 0 to 5K to 10K

Worth Considering

Runna: Running Plans & Coach

4.9😊(39K ratings)

FreeIn-App Purchases

10K Runner, Couch to 10K Run screenshot 1

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10K Runner, Couch to 10K Run screenshot 3

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10K Runner, Couch to 10K Run screenshot 5

10K Runner, Couch to 10K Run screenshot 6

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.

What We Love

🚀 Gradual progression
👍 Motivating and encouraging
🚀 Helps build stamina and endurance
👍 Flexible and customizable
👍 Suitable for beginners and experienced runners
🚀 Eases users into running

Room to Improve

🐛 Inaccurate GPS tracking and pace calculation
🐛 Glitches and app crashes
🐛 Lack of integration with Apple Watch
🐛 Inability to pause and resume runs
🐛 Inconsistent audio prompts and feedback

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Marathon trainer: run 26.2 mi

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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.

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