# ChiMarathon vs PSUSA Scorebook

The clearest difference is update cadence: PSUSA Scorebook at every 5 days against ChiMarathon's every 2 weeks. PSUSA Scorebook also leads on iOS requirement (16.4 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ChiMarathon ships an update every 2 weeks, PSUSA Scorebook every 5 days. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | ChiMarathon | PSUSA Scorebook |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 112 MB | 36 MB |
| Requires iOS | 18.6 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Tata Consultancy Services](https://appshunter.io/developer/467615204) | [Pride Sports USA, LLC](https://appshunter.io/developer/1817237680) |

## 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


### PSUSA Scorebook

[App page](https://appshunter.io/ios/app/psusa-scorebook/id6810333270)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChiMarathon free?

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

### Is PSUSA Scorebook free?

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

### Do ChiMarathon or PSUSA Scorebook have ads?

Neither ChiMarathon nor PSUSA Scorebook shows ads.

### Which is updated more often, ChiMarathon or PSUSA Scorebook?

ChiMarathon ships an update every 2 weeks, and PSUSA Scorebook every 5 days. Most recently, ChiMarathon was updated on November 1, 2026 and PSUSA Scorebook 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.*