# Stamp Designer vs 盖章

The clearest difference is in-app purchases: Stamp Designer at none against 盖章's 1. 盖章's advantage is device support (4 vs 2). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. 盖章 sells 1 in-app purchase, starting at $1.99 per month. Stamp Designer asks for nothing beyond the download.

Stamp Designer ships an update weekly, 盖章 every 4 days. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Stamp Designer | 盖章 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 100 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [秀文 石](https://appshunter.io/developer/1896738759) | [Hangzhou Niufen Network Technology Co., Ltd.](https://appshunter.io/developer/1896746554) |

## What reviewers say

### Stamp Designer

[App page](https://appshunter.io/ios/app/stamp-designer-pdf-e-stamps/id6770826891)

Design custom stamps for personal use on images and documents. Add text, colors, borders, and graphic elements to create unique stamp styles. Easily apply stamps to photos, PDFs, and share your creations.

**Highlights:** Custom stamp style design, Text, color, and border customization, Image cutout, Apply stamps to images, Add stamps to PDF documents, Save and share creations

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

**In-app purchases:** none


### 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 Stamp Designer free?

Stamp Designer is free to download, with no in-app purchases.

### Is 盖章 free?

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

### Do Stamp Designer or 盖章 have ads?

Neither Stamp Designer nor 盖章 shows ads.

### Which is updated more often, Stamp Designer or 盖章?

Stamp Designer ships an update weekly, and 盖章 every 4 days. Most recently, Stamp Designer was updated on September 10, 2026 and 盖章 on September 9, 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.*