# 矿通 vs SealMaster 电子印章签名神器

The clearest difference is in-app purchases: SealMaster 电子印章签名神器 at none against 矿通's 10. 矿通's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. 矿通 sells 4 one-off in-app purchases. SealMaster 电子印章签名神器 asks for nothing beyond the download.

## The numbers

| Metric | 矿通 | SealMaster 电子印章签名神器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 30 MB | 6 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Hangzhou Chengshitong Technology Co. Ltd](https://appshunter.io/developer/1474936164) | [丹 牟](https://appshunter.io/developer/1884264020) |

## What reviewers say

### 矿通

[App page](https://appshunter.io/ios/app/id6749836213)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 矿通 | $79.99 | one-time |
| 矿通 | $129.99 | one-time |
| 矿通 | $199.99 | one-time |
| 矿通 | $299.99 | one-time |


### SealMaster 电子印章签名神器

[App page](https://appshunter.io/ios/app/sealmaster/id6760530612)

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

**In-app purchases:** none


## Frequently asked questions

### Is 矿通 free?

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

### Is SealMaster 电子印章签名神器 free?

SealMaster 电子印章签名神器 is free to download, with no in-app purchases.

### Do 矿通 or SealMaster 电子印章签名神器 have ads?

Neither 矿通 nor SealMaster 电子印章签名神器 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.*