# Marathon 26.2 Trainer by C25K® vs TrueCals

The clearest difference is in-app purchases: TrueCals at none against Marathon 26.2 Trainer by C25K®'s 5. TrueCals also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Marathon 26.2 Trainer by C25K® sells 5 in-app purchases, starting at $4.99 per month. TrueCals asks for nothing beyond the download.

## The numbers

| Metric | Marathon 26.2 Trainer by C25K® | TrueCals |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/marathon-262-trainer-by-c25k/id514662686/reviews)** | — |
| Number of ratings | **1.7K** | — |
| Positive reviews | 46.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 319 MB | 33 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Zen Labs](https://appshunter.io/developer/485971738) | [Amer Sarhan](https://appshunter.io/developer/1782669640) |

## What reviewers say

### Marathon 26.2 Trainer by C25K®

[App page](https://appshunter.io/ios/app/marathon-262-trainer-by-c25k/id514662686)

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.

**Highlights:** 20-week run-walk marathon training program, Audio coach and alerts, Map your run, Health app integration, Community forums, Light and dark modes

**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**

- 🚀 Great progression & motivation
- 👍 Easy and fun to use
- 👍 Helpful for first-time marathoners
- 👍 Keeps user accountable and motivated

**What reviewers complain about**

- 🐛 Crashes, freezes, and malfunctions
- 💰 Subscription model changes after initial purchase
- 💰 Requires additional purchases for full functionality
- 🔋 Drains battery when screen is locked
- 👎 Run/walk intervals not suitable for all users

**Reported bugs**

- Workouts not syncing properly
- Notifications and audio cues not working consistently
- App crashing after recent updates

**Requested features**

- Ability to customize training plan
- Option to view past workout stats
- Standalone Apple Watch app functionality
- Volume control for audio cues
- Integration with other fitness apps


### TrueCals

[App page](https://appshunter.io/ios/app/truecals/id6755629331)

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

**In-app purchases:** none


## Frequently asked questions

### Is Marathon 26.2 Trainer by C25K® free?

Marathon 26.2 Trainer by C25K® is free to download, with in-app purchases available.

### Is TrueCals free?

TrueCals is free to download, with no in-app purchases.

### Do Marathon 26.2 Trainer by C25K® or TrueCals have ads?

Marathon 26.2 Trainer by C25K® shows ads; TrueCals does not.

---

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