# Doc Scan - Sign PDF — PDF Converter for acrobat PDF

> PDF Converter for acrobat PDF (iPhone/iPad app by 建菲 汤.)

- Source: https://appshunter.io/ios/app/doc-scan-sign-pdf/id6758434175 (this page in markdown: same URL + `.md`)
- Developer: [建菲 汤](https://appshunter.io/developer/1740769826)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16.0 · 5 MB
- Languages: English, Chinese
- Released: 2026-03-03
- Data updated: 2026-06-04
- User reviews in markdown: https://appshunter.io/ios/app/doc-scan-sign-pdf/id6758434175/reviews.md

## What is Doc Scan?

【Doc Scan】Document Scanning is a high-fidelity document scanning and management application designed to keep your documents private and secure. All processing happens directly on your device with local storage, ensuring your sensitive information never leaves your phone.

**High-Quality Scanning**
Capture documents with automatic edge detection, perspective correction, and color enhancement. The scanning engine preserves document clarity for clear, professional results.

**OCR Text Extraction**
Convert scanned documents into searchable and editable text. Extract content from images and use it in other applications or within the document management system.

**On-Device Encryption**
Protect scanned documents with encryption that operates entirely on your device. Your data remains encrypted and accessible only with proper authentication.

**Local-Only Storage**
Store all documents exclusively on your device without any cloud uploads or external servers. Your documents stay under your complete control at all times.

**Organize and Access**
Manage scanned documents with folders and categories. Find what you need quickly with search and sorting options within the application.

Document Scanning prioritizes privacy at every step, providing a secure solution for managing your personal and professional documents entirely on your device.

Premium Account Pricing and Terms

$ 4.99/week*

$ 39.99/year*

*Prices shown are in U.S. dollars; actual charges may be converted to your local currency.

Payment will be charged to your iTunes account at confirmation of purchase.

Subscriptions automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current period.

Your account will be charged for renewal within 24 hours prior to the end of the current period, and the renewal cost will be provided. Subscriptions can be managed by the user. Turning off auto-renewal may be done by going to your account settings after purchase.

Cancellation of the current subscription is not allowed during the active subscription period.

Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication.

EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://feyjiangtank.xyz/wendangsaomiao/privacy.html

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Weekly Unlimited | $4.99 | per 7 days |
| Yearly Unlimited | $39.99 | per year |



## Version history (last 4 releases)

### 1.0.5 — 2026-05-28

Fix bugs.

### 1.0.3 — 2026-04-27

Fix bugs.

### 1.0.1 — 2026-03-19

Fix bugs.

### 1.0.0 — 2026-03-03

No release notes.

## More apps by 建菲 汤

- [File Manager master - Browser](https://appshunter.io/ios/app/file-manager-master-browser/id1543687615)
- [Weather - Radar& Forecast](https://appshunter.io/ios/app/weather-radar-and-forecast/id1546952341)
- [Weather  Pro- Radar& Forecast](https://appshunter.io/ios/app/weather-pro-radar-and-forecast/id1547571792)
- [Mood Notes - Daily Diary](https://appshunter.io/ios/app/mood-notes-daily-diary/id6758433561)
- [MeasurePro+](https://appshunter.io/ios/app/measurepro-plus/id6758434214)

All apps by 建菲 汤: https://appshunter.io/developer/1740769826

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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 2026-06-04.*