# 21K Half Marathon Run Coach vs SnoreGraph

The clearest difference is ads: SnoreGraph at none against 21K Half Marathon Run Coach's shown. SnoreGraph also leads on update cadence (every 4 weeks vs every 7 months). 21K Half Marathon Run Coach's advantage is device support (3 vs 1) and iOS requirement (13.4 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. 21K Half Marathon Run Coach sells 9 in-app purchases, starting at $0.99 per 7 days and SnoreGraph sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

21K Half Marathon Run Coach ships an update every 7 months, SnoreGraph every 4 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 21K Half Marathon Run Coach | SnoreGraph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/21k-half-marathon-run-coach/id1543135263/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 48 MB | 7 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Loyal Health & Fitness, Inc.](https://appshunter.io/developer/1088263310) | [David Park](https://appshunter.io/developer/1686485618) |

## What reviewers say

### 21K Half Marathon Run Coach

[App page](https://appshunter.io/ios/app/21k-half-marathon-run-coach/id1543135263)

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.

**Highlights:** Customized running plans, GPS distance and speed tracking, Step-by-step voice guidance, Integrated music player, Diet and recipe plans, Progress tracking and social sharing

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Half Marathon Workout Weekly | $0.99 | per 7 days |
| 21K Half Marathon Challenge Mo | $0.99 | per month |
| Half Marathon 1Year 7D Trial | $5.99 | per year |
| Half Marathon Workout Monthly | $6.99 | per month |
| Loyal Pass Monthly 21K | $9.99 | per month |
| 21K Yearly Trial | $19.99 | per year |
| Half Marathon Workout Yearly | $39.99 | per year |
| Loyal Pass Yearly 21K | $59.99 | per year |
| 21K Half Marathon Life Time | $39.99 | one-time |


### SnoreGraph

[App page](https://appshunter.io/ios/app/snoregraph/id6789274202)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SnoreGraph Pro (Monthly) | $9.99 | per month |
| SnoreGraph Pro (Yearly) | $49.99 | per year |


## Frequently asked questions

### Is 21K Half Marathon Run Coach free?

21K Half Marathon Run Coach is free to download, with in-app purchases available.

### Is SnoreGraph free?

SnoreGraph is free to download, with in-app purchases available.

### Do 21K Half Marathon Run Coach or SnoreGraph have ads?

21K Half Marathon Run Coach shows ads; SnoreGraph does not.

### Which is updated more often, 21K Half Marathon Run Coach or SnoreGraph?

21K Half Marathon Run Coach ships an update every 7 months, and SnoreGraph every 4 weeks. Most recently, 21K Half Marathon Run Coach was updated on November 3, 2026 and SnoreGraph on October 31, 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.*