# 記石 vs 健康轨迹

The clearest difference is in-app purchases: 健康轨迹 at none against 記石's 2. 健康轨迹 also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (11.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 記石 sells 2 in-app purchases, starting at $0.99 per month. 健康轨迹 asks for nothing beyond the download.

記石 ships an update every 2 months, 健康轨迹 fortnightly. Both last shipped on September 10, 2026.

## The numbers

| Metric | 記石 | 健康轨迹 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 4 MB | 33 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [HAO Yuan Cheng Cheng](https://appshunter.io/developer/1625456139) | [晓州 林](https://appshunter.io/developer/1731956926) |

## What reviewers say

### 記石

[App page](https://appshunter.io/ios/app/id6465749193)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月票 | $0.99 | per month |
| 套票 - 100條路線紀錄 | $0.99 | one-time |


### 健康轨迹

[App page](https://appshunter.io/ios/app/id6479349895)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 記石 free?

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

### Is 健康轨迹 free?

健康轨迹 is free to download, with no in-app purchases.

### Do 記石 or 健康轨迹 have ads?

Neither 記石 nor 健康轨迹 shows ads.

### Which is updated more often, 記石 or 健康轨迹?

記石 ships an update every 2 months, and 健康轨迹 fortnightly. Most recently, 記石 was updated on September 10, 2026 and 健康轨迹 on September 10, 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.*