# 简易磁场罗盘仪 vs 精密指南针

The clearest difference is in-app purchases: 简易磁场罗盘仪 at none against 精密指南针's 3. 简易磁场罗盘仪 also leads on update cadence (every 5 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 精密指南针 sells 3 in-app purchases, starting at $3.99 per month. 简易磁场罗盘仪 asks for nothing beyond the download.

简易磁场罗盘仪 ships an update every 5 days, 精密指南针 every 2 weeks. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 简易磁场罗盘仪 | 精密指南针 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 1 MB | 13 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [海 任](https://appshunter.io/developer/6788211347) | [DX CloudData lovekey Co, LTD.](https://appshunter.io/developer/1810936300) |

## What reviewers say

### 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


### 精密指南针

[App page](https://appshunter.io/ios/app/gps/id6804942489)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月订阅 | $3.99 | per month |
| 季度订阅 | $6.99 | per 3 months |
| 年度订阅 | $14.99 | per year |


## Frequently asked questions

### 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.

### Is 精密指南针 free?

精密指南针 is free to download, with in-app purchases available.

### Do 简易磁场罗盘仪 or 精密指南针 have ads?

Neither 简易磁场罗盘仪 nor 精密指南针 shows ads.

### Which is updated more often, 简易磁场罗盘仪 or 精密指南针?

简易磁场罗盘仪 ships an update every 5 days, and 精密指南针 every 2 weeks. Most recently, 简易磁场罗盘仪 was updated on October 31, 2026 and 精密指南针 on October 29, 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.*