# 随身引航 vs 纳云安防

The clearest difference is iOS requirement: 纳云安防 at 10.3 against 随身引航's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

随身引航 ships an update every 2 weeks, 纳云安防 weekly. The most recent releases landed on October 12, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 随身引航 | 纳云安防 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 7 MB | 100 MB |
| Requires iOS | 12.0 | **10.3** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [同堂 李](https://appshunter.io/developer/1311048563) | [Qingdao hainayun Technology Holding Co., Ltd](https://appshunter.io/developer/1506154515) |

## What reviewers say

### 随身引航

[App page](https://appshunter.io/ios/app/id1311048564)

**Features:** macOS Compatibility

**In-app purchases:** none


### 纳云安防

[App page](https://appshunter.io/ios/app/id1504634664)

**In-app purchases:** none


## Frequently asked questions

### Is 随身引航 free?

随身引航 is free to download, with no in-app purchases.

### Is 纳云安防 free?

纳云安防 is free to download, with no in-app purchases.

### Do 随身引航 or 纳云安防 have ads?

Neither 随身引航 nor 纳云安防 shows ads.

### Which is updated more often, 随身引航 or 纳云安防?

随身引航 ships an update every 2 weeks, and 纳云安防 weekly. Most recently, 随身引航 was updated on October 12, 2026 and 纳云安防 on November 3, 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.*