# Circle C Aquatics vs 骑迹Trace

The clearest difference is in-app purchases: Circle C Aquatics at none against 骑迹Trace's 1. Circle C Aquatics also leads on iOS requirement (13.0 vs 17.6). 骑迹Trace's advantage is update cadence (every 2 weeks vs every 6 months). On price, ads and device support there is nothing between them.

Both are free to download. 骑迹Trace sells 1 one-off in-app purchase. Circle C Aquatics asks for nothing beyond the download.

Circle C Aquatics ships an update every 6 months, 骑迹Trace every 2 weeks. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Circle C Aquatics | 骑迹Trace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 40 MB | 1 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Circle C Homeowners Association, Inc](https://appshunter.io/developer/1669081367) | [萌 杨](https://appshunter.io/developer/1896754059) |

## What reviewers say

### Circle C Aquatics

[App page](https://appshunter.io/ios/app/circle-c-aquatics/id1669081035)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### 骑迹Trace

[App page](https://appshunter.io/ios/app/trace/id6771041406)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |


## Frequently asked questions

### Is Circle C Aquatics free?

Circle C Aquatics is free to download, with no in-app purchases.

### Is 骑迹Trace free?

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

### Do Circle C Aquatics or 骑迹Trace have ads?

Neither Circle C Aquatics nor 骑迹Trace shows ads.

### Which is updated more often, Circle C Aquatics or 骑迹Trace?

Circle C Aquatics ships an update every 6 months, and 骑迹Trace every 2 weeks. Most recently, Circle C Aquatics was updated on October 3, 2026 and 骑迹Trace on October 1, 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.*