# ChiMarathon vs PACER 42

The clearest difference is in-app purchases: ChiMarathon at none against PACER 42's 3. PACER 42's advantage is iOS requirement (15.1 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PACER 42 sells 3 one-off in-app purchases. ChiMarathon asks for nothing beyond the download.

ChiMarathon ships an update every 2 weeks, PACER 42 every 3 weeks. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ChiMarathon | PACER 42 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (45 ratings)](https://appshunter.io/ios/app/chimarathon/id718145625/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 32.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | — |
| Size | 112 MB | 45 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tata Consultancy Services](https://appshunter.io/developer/467615204) | [Santiago Cuenca](https://appshunter.io/developer/6786870122) |

## What reviewers say

### ChiMarathon

[App page](https://appshunter.io/ios/app/chimarathon/id718145625)

Prepare for the Bank of America Chicago Marathon with this comprehensive resource. Track runners live, view athlete profiles, and access real-time weather and course maps. Spectators can send digital cheers to be displayed on the course.

**Highlights:** Live runner tracking, Athlete profiles, Live broadcast streaming, Real-time weather, Interactive course map, Digital cheer submission

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great for tracking runners
- 👍 Works well in the UK
- 👍 Able to track runner entire time
- 👍 Loved tracking friends
- 👍 Very useful for watching friend run

**What reviewers complain about**

- 🐛 Map tracker not spectator-geared
- 🐛 Mile markers inconsistent
- 🐛 Map shows water stations for runners
- 🐛 Units displayed incorrectly (miles vs km)
- 🐛 App doesn't update times

**Reported bugs**

- Mile markers inconsistent
- Map shows water stations for runners
- Units displayed incorrectly (miles vs km)
- App doesn't update times
- Links in map don't work

**Requested features**

- Geared towards spectators for map tracking
- Display mile markers clearly
- Option to switch between miles and kilometers
- Update app design to be more modern
- Real-time updates and alerts for runners


### PACER 42

[App page](https://appshunter.io/ios/app/pacer-42/id6786870120)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Crédito | $3.49 | one-time |
| 2 Créditos | $5.99 | one-time |
| 5 Créditos | $11.99 | one-time |


## Frequently asked questions

### Is ChiMarathon free?

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

### Is PACER 42 free?

PACER 42 is free to download, with in-app purchases available.

### Do ChiMarathon or PACER 42 have ads?

Neither ChiMarathon nor PACER 42 shows ads.

### Which is updated more often, ChiMarathon or PACER 42?

ChiMarathon ships an update every 2 weeks, and PACER 42 every 3 weeks. Most recently, ChiMarathon was updated on October 20, 2026 and PACER 42 on October 25, 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.*