# Sign Documents - Sign&Edit PDF — Add Signatures to PDF Document

> PDF editor for adding signatures, text, and images to documents. (iPhone/iPad app by 晓峰 刘.)

- Source: https://appshunter.io/ios/app/sign-documents-sign-and-edit-pdf/id6475158813 (this page in markdown: same URL + `.md`)
- Developer: [晓峰 刘](https://appshunter.io/developer/1605337002)
- Category: Business
- Price: Free with in-app purchases
- Rating: 4.50/5 from 65 App Store ratings · 27 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 9 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2024-01-10
- Data updated: 2026-09-06
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/sign-documents-sign-and-edit-pdf/id6475158813/reviews.md

## What is Sign Documents?

PDF Editor, a powerful and user-friendly tool designed to enhance your productivity. With this app, you can easily add signatures, text, and images to your PDF files.

Our PDF Editor App allows you to personalize your documents in a few simple steps. Need to sign a document? No problem. You can add your signature swiftly and save it for future use. Want to annotate or add comments? You can type in text anywhere on the document. Need to add images? You can insert pictures with ease and adjust their size and position to fit your needs.

But that's not all. Our app is designed with a clean and intuitive interface, making it easy even for beginners to navigate and use. Plus, all your edits are saved in real-time, ensuring you won't lose any changes.

Whether you're a student, a professional, or someone who needs to work with PDFs, our PDF Editor App is the perfect tool for you. Download it now and experience the convenience and efficiency it brings to your work and daily life."

Feel free to modify this to better suit your app's features and target audience.

SUBSCRIPTION INFO:

Subscribe to take advantage of the features described above.
• Subscription length: monthly, yearly
• Your payment will be charged to your iTunes Account as soon as you confirm your purchase.
• You can manage your subscriptions and turn off auto-renewal from 'Settings > iTunes Account & App Store > Apple ID > Subscriptions'
• Your subscription will renew automatically unless you turn off auto-renew at least 24 hours before the end of the current period.
• The cost of renewal will be charged to your account 24 hours before the end of the current period.
• When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded.

Terms of use:  https://docs.qq.com/doc/DRWhmR0VSaXJJWWVs
Privacy policy:  https://docs.qq.com/doc/DRWhmR0VSaXJJWWVs
Inquiry: help4pdfsign@gmail.com

## Key features

- Add signatures
- Insert text
- Add images
- Real-time saving
- Intuitive interface
- Personalize documents

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| PDF Editor PRO | $8.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Forever Pro | $14.99 | one-time |


## Recent user reviews (10 of 27)

All indexed reviews: https://appshunter.io/ios/app/sign-documents-sign-and-edit-pdf/id6475158813/reviews.md

### 5/5 — 好评

*2026-06-22*

真的真的超级无敌好用，大家真的可以多多下载很好用非常推荐使用

### 5/5 — 软件非常好

*2026-05-14*

软件非常好好，工作签名便捷，移动办公非常方便，值得推荐。

### 5/5 — 挺好

*2026-05-11*

挺不错的'功能齐全'也使用起来很简单'会有试用三天'试用好了在付费'而且很专业的'

### 5/5 — 好用

*2026-05-09*

非常好用，无法出门时解了燃眉之急，其中功能也非常全面，没有广告，非常干净

### 5/5 — 是文档签字

*2026-04-10*

很好用，办公一流，方便。特别推介这款软件。大家一起用，方便

### 5/5 — 方便快捷

*2026-01-29*

轻松搞定，让工作效率更高，解决了问题，真不错

### 5/5 — 好

*2025-12-12*

好

### 5/5 — 便捷

*2025-10-09*

非常方便，随时可以通过此app来实现在线签字，自己清晰

### 5/5 — 电子签名天花板

*2025-09-09*

签字非常流畅，比其他同款软件好用的太多，不会断笔，呈现出来的效果完全是手写体。

### 5/5 — 五星好评

*2025-07-21*

专业的签字工具，还原真实笔锋，随时随地签署 审批文件字迹清楚清晰效果好，五星好评页面显示

## Frequently asked questions about Sign Documents

### How do I add my signature using Sign Documents?

You can easily add your signature to PDF files within the app. The app allows you to add your signature swiftly and save it for future use, making document signing a quick process.

### Can I add text and images to PDFs with Sign Documents?

Yes, you can type text anywhere on the document and insert pictures with ease. You can also adjust the size and position of inserted images to fit your needs.

### Is Sign Documents free to use?

The app is free to download and use. However, to take advantage of all features, a subscription is required, offering monthly and yearly plans.

### What subscription plans are available for Sign Documents?

Sign Documents offers a 'PDF Editor PRO' subscription for $8.99 per month, which includes a 3-day free trial. You can manage subscriptions and auto-renewal in your device's account settings.

### Does Sign Documents have ads?

Based on the provided data, this app does not contain advertisements.

### What devices is Sign Documents compatible with?

Sign Documents is available for iPhone and iPod. It is designed for iOS devices.

### How often is Sign Documents updated?

The latest version is 3.0, and it was last updated on March 24, 2026. This indicates a recent update, suggesting ongoing development and support.

### What is the age rating for Sign Documents?

Sign Documents has an age rating of 4+, making it suitable for a wide range of users, including younger individuals.

## Version history (last 5 releases)

### 3.0 — 2026-03-24

Optimized the performance of signing

### 2.6 — 2024-08-30

Optimized the performance of signing

### 2.3 — 2024-07-25

Optimized the performance of signing

### 2.2 — 2024-03-12

1.Optimized the performance of writting
2.Fixed bugs

### 2.1 — 2024-01-28

Optimized the performance of writing
Support large PDF files

## Apps similar to Sign Documents

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Acrobat Reader: PDF Editor](https://appshunter.io/ios/app/acrobat-reader-pdf-editor/id469337564) | 4.6 (648,833) | Free | Business |
| [Adobe Fill & Sign－Form Filler](https://appshunter.io/ios/app/adobe-fill-and-signform-filler/id950099951) | 4.8 (108,735) | Free | Business |
| [pdfFiller: edit PDF documents](https://appshunter.io/ios/app/pdffiller-edit-pdf-documents/id571613512) | 4.4 (8,461) | Free | Business |
| [PDF Reader & Editor \| Xodo](https://appshunter.io/ios/app/pdf-reader-and-editor-xodo/id805075929) | 4.4 (1,685) | Free | Business |
| [Genius Sign: PDF doc signature](https://appshunter.io/ios/app/genius-sign-pdf-doc-signature/id989712005) | 4.9 (12,174) | Free | Business |
| [Scanner - Edit PDF & documents](https://appshunter.io/ios/app/scanner-edit-pdf-and-documents/id1450144832) | 4.7 (11,745) | Free | Business |

## More apps by 晓峰 刘

- [电子签名-专业的文档签字软件](https://appshunter.io/ios/app/id1599875369)

All apps by 晓峰 刘: https://appshunter.io/developer/1605337002

## Related topics

[sign documents pdf](https://appshunter.io/ios/topics/sign-documents-pdf)

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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 2026-09-06.*