# 中北斗 vs 追踪犬

The clearest difference is update cadence: 追踪犬 at weekly against 中北斗's every 3 weeks. 中北斗's advantage is iOS requirement (8.0 vs 15.0). 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.

中北斗 ships an update every 3 weeks, 追踪犬 weekly. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 中北斗 | 追踪犬 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 33 MB | 168 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AnHui DongLBS Information Technology Co.,Ltd](https://appshunter.io/developer/1153383959) | [滔 束](https://appshunter.io/developer/1846114917) |

## What reviewers say

### 中北斗

[App page](https://appshunter.io/ios/app/id1457578736)

**Features:** macOS Compatibility

**In-app purchases:** none


### 追踪犬

[App page](https://appshunter.io/ios/app/id6754199070)

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

**In-app purchases:** none


## Frequently asked questions

### Is 中北斗 free?

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

### Is 追踪犬 free?

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

### Do 中北斗 or 追踪犬 have ads?

Neither 中北斗 nor 追踪犬 shows ads.

### Which is updated more often, 中北斗 or 追踪犬?

中北斗 ships an update every 3 weeks, and 追踪犬 weekly. Most recently, 中北斗 was updated on November 2, 2026 and 追踪犬 on November 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.*