# ScanMaster vs 小爱卫士

ScanMaster and 小爱卫士 both sit at 5.0 stars, but that hides the real split: 75% of 小爱卫士's written reviews are positive against 25% of ScanMaster's. 小爱卫士 also leads on update cadence (every 5 days vs every 5 weeks). ScanMaster's advantage is ratings volume (4 vs 1) and iOS requirement (11.0 vs 15). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. ScanMaster sells 5 in-app purchases, starting at $3.99 per 7 days and 小爱卫士 sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for ScanMaster against 5.0 for 小爱卫士. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews are what separate them: 25% of ScanMaster's written reviews are positive against 75% of 小爱卫士's.

ScanMaster ships an update every 5 weeks, 小爱卫士 every 5 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ScanMaster | 小爱卫士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/scanmaster-scan-room-devices/id1624636159/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/id6738375416/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 25.0% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 32 MB | 12 MB |
| Requires iOS | **11.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Wuhan Starlink Network Technology Co., Ltd.](https://appshunter.io/developer/1624636161) | [琪 骆](https://appshunter.io/developer/1549376174) |

## What reviewers say

### ScanMaster

[App page](https://appshunter.io/ios/app/scanmaster-scan-room-devices/id1624636159)

This utility app helps travelers protect their privacy by detecting wireless, red dot, magnetic field, and Bluetooth devices. It also provides guides on finding spy cameras in various situations.

**Highlights:** Wireless device scanning, Red dot detection, Magnetic field scanning, Bluetooth scanning, Anti-spy camera guides, Privacy protection

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership-New version | $3.99 | per 7 days |
| Weekly membership | $11.90 | per 7 days |
| Seasonal membership | $24.99 | per 3 months |
| Forever membership | $27.90 | one-time |
| 超级会员 | $29.99 | one-time |


### 小爱卫士

[App page](https://appshunter.io/ios/app/id6738375416)

This AI-powered assistant offers privacy protection guidance for sensitive environments like hotels and changing rooms. It helps detect potential risks with features like network and electronic device scanning, and provides scenario-based manuals.

**Highlights:** AI privacy protection, Network device detection, Electronic device scanning, Photo simulation analysis, Scenario detection manual, Hidden camera detection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 防偷拍周会员 | $3.99 | per 7 days |
| 防偷拍年会员 | $9.99 | per year |
| 防偷拍永久会员 | $14.99 | one-time |


## Frequently asked questions

### Is ScanMaster free?

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

### Is 小爱卫士 free?

小爱卫士 is free to download, with in-app purchases available.

### Which has better reviews, ScanMaster or 小爱卫士?

ScanMaster and 小爱卫士 are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do ScanMaster or 小爱卫士 have ads?

Neither ScanMaster nor 小爱卫士 shows ads.

### Which is updated more often, ScanMaster or 小爱卫士?

ScanMaster ships an update every 5 weeks, and 小爱卫士 every 5 days. Most recently, ScanMaster was updated on November 3, 2026 and 小爱卫士 on October 30, 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.*