# 投屏助手 vs 个税计算器助手

The clearest difference is in-app purchases: 个税计算器助手 at none against 投屏助手's 6. 投屏助手's advantage is iOS requirement (13.0 vs 16.6). On price, ads and device support there is nothing between them.

Both are free to download. 投屏助手 sells 6 in-app purchases, starting at $0.99 per 7 days. 个税计算器助手 asks for nothing beyond the download.

## The numbers

| Metric | 投屏助手 | 个税计算器助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 29 MB | 1 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [伊凡 马](https://appshunter.io/developer/1804172759) | [洪伟 于](https://appshunter.io/developer/1894746511) |

## What reviewers say

### 投屏助手

[App page](https://appshunter.io/ios/app/and/id6739403795)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 鸣思投屏助手:周度高级权限服务订阅 | $0.99 | per 7 days |
| 鸣思投屏助手:季度高级权限服务订阅 | $3.99 | per 3 months |
| 鸣思投屏助手:周度高级权限订阅 | $3.99 | per 7 days |
| 投屏助手：高级服务权限周度订阅 | $4.99 | per 7 days |
| 鸣思投屏助手:季度高级权限订阅 | $24.99 | per 3 months |
| 投屏助手：高级服务权限季度订阅 | $29.99 | per 3 months |


### 个税计算器助手

[App page](https://appshunter.io/ios/app/id6762583531)

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

**In-app purchases:** none


## Frequently asked questions

### Is 投屏助手 free?

投屏助手 is free to download, with in-app purchases available.

### Is 个税计算器助手 free?

个税计算器助手 is free to download, with no in-app purchases.

### Do 投屏助手 or 个税计算器助手 have ads?

Neither 投屏助手 nor 个税计算器助手 shows ads.

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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.*