# Seal Maker - PDF Stamp Tool — Create Seals & Sign Documents

> Mobile tool for creating and applying digital seals and signatures to documents. (iPhone/iPad app by 钦元 邓.)

- Source: https://appshunter.io/ios/app/seal-maker-pdf-stamp-tool/id6772036101 (this page in markdown: same URL + `.md`)
- Developer: [钦元 邓](https://appshunter.io/developer/1589379971)
- Category: Graphics & Design, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16 · 85 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-05-29
- Data updated: 2026-09-05
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/seal-maker-pdf-stamp-tool/id6772036101/reviews.md

## What is Seal Maker?

Turn your iPhone into a complete document stamping and signing tool.

Create digital seals, generate electronic signatures, scan documents, and add stamps directly to PDFs or images — all from your mobile device.

Whether you're handling contracts, approvals, receipts, certificates, business documents, or study materials, everything can be completed in just a few taps without switching between multiple apps.

Create custom circular and oval seals with personalized text, fonts, colors, thickness, and opacity. You can also import real seals from photos, extract seals from scanned documents, and instantly convert them into reusable digital seals.

Once created, seals and signatures can be freely moved, resized, and rotated for precise placement on any document or image. Export your files in high quality and share them whenever needed.

FEATURES

• Create circular and oval seals
• Create electronic signatures
• Customize seal text, fonts, colors, and opacity
• Move, resize, and rotate seals freely
• Add seals to PDF documents
• Add seals to image files
• Support for multi-page PDF stamping
• Scan paper documents and save them as PDFs
• Extract seals from scanned documents
• Create digital seals from real seals
• Merge multiple images into a PDF
• Convert PDF pages into images
• High-quality export and sharing

PRIVACY FIRST

• All files are processed locally on your device
• No document uploads required
• Better privacy and security

PERFECT FOR

• Contract signing and approvals
• Business and office documents
• Agreements, receipts, and certificates
• Image watermarking and annotations
• Study notes and learning materials
• Mobile office work
• Remote collaboration

From seal creation and signature generation to PDF stamping and document export, everything can be completed directly on your phone.

Work smarter. Stamp documents anywhere.


【Auto-Renewable Subscription Terms】
- Subscription Period: 1 Week
- Subscription Price: ¥16 per week.
- Payment will be charged to your iTunes Account upon confirmation of purchase. Subscriptions can be managed by the user, and auto-renewal may be turned off in the user's Account Settings after purchase. To avoid renewal, turn off auto-renewal at least 24 hours before the end of the current subscription period. Your Apple ID account will be charged for renewal within 24 hours prior to the end of the current period. Upon successful renewal, the subscription period will be extended by one subscription cycle.

Terms of Use: https://gigglebro.github.io/protocols/sealsimulator_terms_of_use.html
Privacy Policy: https://gigglebro.github.io/protocols/sealsimulator_privacy_policy.html

## Key features

- Create custom circular and oval seals
- Generate electronic signatures
- Apply seals and signatures to PDFs
- Add stamps to image files
- Scan documents and save as PDFs
- Extract seals from scanned documents
- High-quality export and sharing

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 印章周会员 | $1.99 | per 7 days |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 印章永久会员 | $19.99 | one-time |


## Recent user reviews (10 of 31)

All indexed reviews: https://appshunter.io/ios/app/seal-maker-pdf-stamp-tool/id6772036101/reviews.md

### 5/5 — 不错推荐

*2026-08-30*

制作印章速度快，盖章导出流畅，处理文件方便好用

### 5/5 — 印章做工精细，使用很顺手

*2026-08-29*

刻印清晰，材质质感好，盖印均匀不晕墨，出货速度快，五星好评！

### 5/5 — 简单实用

*2026-08-28*

一键生成电子印章，几分钟就可以搞定，扫描文件签名等功能一应俱全

### 5/5 — 非常好用

*2026-08-26*

支持PDF、Word等多种格式，还能一键盖骑缝章，彻底免去了打印的麻烦，是名副其实的移动端签署神器。

### 5/5 — 好用

*2026-08-25*

超级好用的印章软件，签合同很省事，很方便。一看就知道怎么用，很简单。

### 5/5 — 专业印章软件

*2026-08-21*

软件很好用，好用方便实用，界面也很流畅，很完美，推荐的，很赞

### 5/5 — 电子印章

*2026-08-19*

电子印章种类齐全 pdf盖章 简单三步 一分钟完成电子印章制作 赞

### 5/5 — 好

*2026-08-17*

非常不错而且实用的软件，页面流畅，操作简单方便快捷。赞一个

### 5/5 — 电子印章

*2026-08-14*

操作简单，很快就能生成电子印章，以后签名及签署合同方便很多。

### 5/5 — 好用的电子印章软件

*2026-08-11*

电子章注册时操作便捷，高效办公签订合同方便又省心

## Frequently asked questions about Seal Maker

### How do I create a seal in Seal Maker?

You can create custom circular and oval seals by adding personalized text, choosing fonts, colors, thickness, and opacity. You can also import real seals from photos or extract them from scanned documents to create reusable digital seals.

### Can I add seals to multiple pages in a PDF with Seal Maker?

Yes, Seal Maker supports multi-page PDF stamping, allowing you to efficiently add seals to all pages of your documents.

### Is my data secure when using Seal Maker?

Yes, Seal Maker prioritizes privacy. All files are processed locally on your device, and no document uploads are required, ensuring better privacy and security for your sensitive information.

### What is the subscription cost for Seal Maker?

Seal Maker offers an auto-renewable subscription for ¥16 per week. This subscription can be managed in your device's Account Settings, and auto-renewal can be turned off at least 24 hours before the current period ends.

### What devices is Seal Maker compatible with?

Seal Maker is designed for iOS devices, specifically compatible with iPhone and iPod.

### How often is Seal Maker updated?

The latest version of Seal Maker is 1.3.7, and it was last updated on July 4, 2026. Updates typically include new features and improvements.

### Can I use Seal Maker offline?

Since all files are processed locally on your device and no document uploads are required, Seal Maker can be used offline for creating and applying seals and signatures.

### What kind of documents can I stamp with Seal Maker?

You can stamp various documents including contracts, approvals, receipts, certificates, business documents, and study materials. It's also useful for image watermarking and annotations.

## Version history (last 5 releases)

### 1.4.2 — 2026-08-27

- bug fix

### 1.4.1 — 2026-08-26

- bug fix

### 1.3.9 — 2026-07-19

What's New
- Customize your stamp color with more flexibility.
- Improved star rendering for a sharper, more realistic look.

### 1.3.8 — 2026-07-09

- Fixed minor issues and performance improvements

### 1.3.7 — 2026-07-04

- Fixed minor issues and performance improvements

## More apps by 钦元 邓

- [文案工厂-视频转文字与素材提取](https://appshunter.io/ios/app/id6670438199)
- [حسابي - دفتر نفقات شخصي آمن](https://appshunter.io/ios/app/id6738001858)
- [VocAra-Voice to Text,Translate](https://appshunter.io/ios/app/vocara-voice-to-texttranslate/id6746352233)
- [TrueLive - Pure & True Camera](https://appshunter.io/ios/app/truelive-pure-and-true-camera/id6747866392)
- [DamageCam - 战损相机](https://appshunter.io/ios/app/damagecam/id6756361840)

All apps by 钦元 邓: https://appshunter.io/developer/1589379971

## Related topics

[seal maker](https://appshunter.io/ios/topics/seal-maker)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-05.*