# 追踪定位S vs 向维记录仪

追踪定位S and 向维记录仪 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

追踪定位S ships an update every 4 months, 向维记录仪 every 5 months. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 追踪定位S | 向维记录仪 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Size | 32 MB | 128 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [庆灿 张](https://appshunter.io/developer/857862258) | [湘 陈](https://appshunter.io/developer/1702795895) |

## What reviewers say

### 追踪定位S

[App page](https://appshunter.io/ios/app/s/id1472151111)

**Features:** Vision Pro support

**In-app purchases:** none


### 向维记录仪

[App page](https://appshunter.io/ios/app/id6470650547)

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

**In-app purchases:** none


## Frequently asked questions

### Is 追踪定位S free?

追踪定位S is free to download, with no in-app purchases.

### Is 向维记录仪 free?

向维记录仪 is free to download, with no in-app purchases.

### Do 追踪定位S or 向维记录仪 have ads?

Neither 追踪定位S nor 向维记录仪 shows ads.

### Which is updated more often, 追踪定位S or 向维记录仪?

追踪定位S ships an update every 4 months, and 向维记录仪 every 5 months. Most recently, 追踪定位S was updated on October 9, 2026 and 向维记录仪 on October 5, 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.*