# 发票查验真伪 vs 中亿丰材料科技质量管控系统

The clearest difference is in-app purchases: 中亿丰材料科技质量管控系统 at none against 发票查验真伪's 10. 中亿丰材料科技质量管控系统 also leads on iOS requirement (9.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 发票查验真伪 sells 9 one-off in-app purchases. 中亿丰材料科技质量管控系统 asks for nothing beyond the download.

## The numbers

| Metric | 发票查验真伪 | 中亿丰材料科技质量管控系统 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | — |
| Size | 9 MB | 46 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [广州票易得数据科技有限公司](https://appshunter.io/developer/1582157104) | [江苏东交智控科技集团股份有限公司](https://appshunter.io/developer/1638681728) |

## What reviewers say

### 发票查验真伪

[App page](https://appshunter.io/ios/app/id1582157102)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15张发票 | $2.99 | one-time |
| 50张发票 | $4.99 | one-time |
| 200张发票 | $7.99 | one-time |
| 200张发票 | $8.99 | one-time |
| 100张发票 | $9.99 | one-time |
| 150张发票 | $9.99 | one-time |
| 200张发票 | $19.99 | one-time |
| 购买12个月会员 | $45.99 | one-time |
| 12个月 | $99.99 | one-time |


### 中亿丰材料科技质量管控系统

[App page](https://appshunter.io/ios/app/id6467711600)

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

**In-app purchases:** none


## Frequently asked questions

### Is 发票查验真伪 free?

发票查验真伪 is free to download, with in-app purchases available.

### Is 中亿丰材料科技质量管控系统 free?

中亿丰材料科技质量管控系统 is free to download, with no in-app purchases.

### Do 发票查验真伪 or 中亿丰材料科技质量管控系统 have ads?

Neither 发票查验真伪 nor 中亿丰材料科技质量管控系统 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.*