# Magnetic Sensor vs 简易磁场罗盘仪

The clearest difference is ads: 简易磁场罗盘仪 at none against Magnetic Sensor's shown. 简易磁场罗盘仪 also leads on update cadence (every 5 days vs fortnightly). Magnetic Sensor's advantage is iOS requirement (15.1 vs 17.6). On price, 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.

Magnetic Sensor ships an update fortnightly, 简易磁场罗盘仪 every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Magnetic Sensor | 简易磁场罗盘仪 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 25 MB | 1 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seonggon Sim](https://appshunter.io/developer/1565259950) | [海 任](https://appshunter.io/developer/6788211347) |

## What reviewers say

### Magnetic Sensor

[App page](https://appshunter.io/ios/app/magnetic-sensor/id6764468454)

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

**In-app purchases:** none


### 简易磁场罗盘仪

[App page](https://appshunter.io/ios/app/id6788260692)

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

**In-app purchases:** none


## Frequently asked questions

### Is Magnetic Sensor free?

Magnetic Sensor is free to download, with no in-app purchases.

### Is 简易磁场罗盘仪 free?

简易磁场罗盘仪 is free to download, with no in-app purchases.

### Do Magnetic Sensor or 简易磁场罗盘仪 have ads?

Magnetic Sensor shows ads; 简易磁场罗盘仪 does not.

### Which is updated more often, Magnetic Sensor or 简易磁场罗盘仪?

Magnetic Sensor ships an update fortnightly, and 简易磁场罗盘仪 every 5 days. Most recently, Magnetic Sensor was updated on October 31, 2026 and 简易磁场罗盘仪 on October 31, 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.*