# Half Marathon 13.1 Trainer vs ChiRunning

The clearest difference is price: Half Marathon 13.1 Trainer at Free against ChiRunning's $9.99. Half Marathon 13.1 Trainer also leads on rating (4.7 vs 4.2) and update cadence (every 6 weeks vs every 13 months). ChiRunning's advantage is in-app purchases (none vs 5) and ads (none vs shown).

Half Marathon 13.1 Trainer is free to download; ChiRunning costs $9.99 up front. Half Marathon 13.1 Trainer sells 5 in-app purchases, starting at $4.99 per month. ChiRunning asks for nothing beyond the download.

Half Marathon 13.1 Trainer holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Half Marathon 13.1 Trainer has 5.6K ratings behind it against 13, so its average is the more settled of the two. Written reviews complicate that: 56% of Half Marathon 13.1 Trainer's written reviews are positive against 69% of ChiRunning's, so the app with the better star average is not the one people write more warmly about.

Half Marathon 13.1 Trainer ships an update every 6 weeks, ChiRunning every 13 months. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Half Marathon 13.1 Trainer | ChiRunning |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.7 (5.6K ratings)](https://appshunter.io/ios/app/half-marathon-131-trainer/id514647091/reviews)** | [4.2 (13 ratings)](https://appshunter.io/ios/app/chirunning/id633529576/reviews) |
| Number of ratings | **5.6K** | 13 |
| Positive reviews | 55.7% of reviews | **68.5% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 13 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 319 MB | 149 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zen Labs](https://appshunter.io/developer/485971738) | [ChiLiving, Inc.](https://appshunter.io/developer/633529579) |

## What reviewers say

### Half Marathon 13.1 Trainer

[App page](https://appshunter.io/ios/app/half-marathon-131-trainer/id514647091)

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.

**Highlights:** 14-week run-walk training program, Audio coach and alerts, Run mapping, Health app integration, Community forums, Music integration

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Unlimited Pass Monthly | $4.99 | per month |
| Unlock Your Potential | $29.99 | per 3 months |
| Unlock Your Potential | $29.99 | per 3 months |
| Zen Unlimited Pass Annual | $74.99 | per year |
| Unlock Workout List | $0.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

- 🐛 Occasional syncing and tracking issues
- 🔋 Drains battery life
- 💰 Subscription model change frustrates some users
- 💰 Paid app now requires subscription for full access

**Reported bugs**

- App crashes or freezes during workouts
- Inconsistent distance and time tracking
- Syncing issues with Apple Watch

**Requested features**

- Option to view GPS route history
- Ability to customize training days and schedule
- Integration with more fitness tracking devices
- Detailed performance metrics and analytics


### ChiRunning

[App page](https://appshunter.io/ios/app/chirunning/id633529576)

Learn to run faster, easier, and injury-free with this comprehensive running coach. It offers video lessons, audio guidance, and guided runs to improve your technique and achieve your running goals.

**Highlights:** Video lessons on key running focuses, Audio coaching and guided runs, Built-in metronome, GPS route mapping, Workout logging and history, Pre-run looseners and post-run stretches

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent lessons and coaching
- 🎶 Effective metronome feature
- 🎥 Helpful short videos
- 🏃 Improves running pace and reduces pain
- 🧘‍♀️ Promotes mindful running

**What reviewers complain about**

- 💰 Overpriced for content
- 🤔 Repetitive and monotonous content
- 📱 Lacks Apple Watch support
- 📉 Limited tracking features
- 🔌 Poor integration with other apps/devices

**Reported bugs**

- Miles not changing during run
- Occasionally locks up/crashes
- Freezes when sharing with Map my Run
- Pandora audio volume reduced
- Won't install on iPad

**Requested features**

- Indoor run metrics
- Interval walk/run programs
- Apple Watch support
- Set intervals
- Export run data


## Frequently asked questions

### Is Half Marathon 13.1 Trainer free?

Half Marathon 13.1 Trainer is free to download, with in-app purchases available.

### Is ChiRunning free?

ChiRunning costs $9.99, with no in-app purchases.

### Which has better reviews, Half Marathon 13.1 Trainer or ChiRunning?

Half Marathon 13.1 Trainer is rated higher. Half Marathon 13.1 Trainer averages 4.7 out of 5 from 5.6K ratings, while ChiRunning averages 4.2 from 13 ratings.

### Do Half Marathon 13.1 Trainer or ChiRunning have ads?

Half Marathon 13.1 Trainer shows ads; ChiRunning does not.

### Which is updated more often, Half Marathon 13.1 Trainer or ChiRunning?

Half Marathon 13.1 Trainer ships an update every 6 weeks, and ChiRunning every 13 months. Most recently, Half Marathon 13.1 Trainer was updated on November 3, 2026 and ChiRunning on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*