# 帮帮读 vs 盖章

The clearest difference is update cadence: 盖章 at every 5 days against 帮帮读's every 3 weeks. 盖章 also leads on device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. 帮帮读 sells 2 in-app purchases, starting at $3.99 per month and 盖章 sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

帮帮读 ships an update every 3 weeks, 盖章 every 5 days. The most recent releases landed on September 13, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | 帮帮读 | 盖章 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 134 MB | 7 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [莉 王](https://appshunter.io/developer/1689102487) | [Hangzhou Niufen Network Technology Co., Ltd.](https://appshunter.io/developer/1896746554) |

## What reviewers say

### 帮帮读

[App page](https://appshunter.io/ios/app/id6449445558)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 帮帮读-专业版 | $3.99 | per month |
| 帮帮读专业版 | $24.99 | one-time |


### 盖章

[App page](https://appshunter.io/ios/app/e-stamp/id6775122604)

Easily add stamps and handwritten electronic signatures to PDF documents. Process contracts and agreements efficiently without printing or scanning, keeping your data secure locally on your device.

**Highlights:** Smart PDF stamping, Across-page seal generation, Handwritten electronic signatures, Batch stamping and signing, Local data processing, Seamless document import/export

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 盖章服务 | $1.99 | per month |


## Frequently asked questions

### Is 帮帮读 free?

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

### Is 盖章 free?

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

### Do 帮帮读 or 盖章 have ads?

Neither 帮帮读 nor 盖章 shows ads.

### Which is updated more often, 帮帮读 or 盖章?

帮帮读 ships an update every 3 weeks, and 盖章 every 5 days. Most recently, 帮帮读 was updated on September 13, 2026 and 盖章 on September 26, 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.*