# PDF & Docs Scanner App vs 智能问答

The clearest difference is ads: 智能问答 at none against PDF & Docs Scanner App's shown. PDF & Docs Scanner App's advantage is update cadence (every 6 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. PDF & Docs Scanner App sells 5 in-app purchases, starting at $4.99 per month and 智能问答 sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

PDF & Docs Scanner App ships an update every 6 days, 智能问答 every 4 months. The most recent releases landed on August 17, 2026 and December 15, 2025 respectively.

## The numbers

| Metric | PDF & Docs Scanner App | 智能问答 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pdf-and-docs-scanner-app-iscan/id6444711510/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 124 MB | 11 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Chengdu Feixiao Tech Co., Ltd.](https://appshunter.io/developer/1583512422) | [志鹏 吴](https://appshunter.io/developer/1638689858) |

## What reviewers say

### PDF & Docs Scanner App

[App page](https://appshunter.io/ios/app/pdf-and-docs-scanner-app-iscan/id6444711510)

Transform your smartphone into a portable scanner. Quickly capture and convert documents, IDs, and photos into high-quality PDFs or images. Features advanced OCR for text recognition and multiple export formats.

**Highlights:** HD Auto Scan, ID Card Scanning, Professional Filter Effects, PDF Conversion, Accurate Text Recognition (OCR), One-Click Export

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| We Scanner Vip | $4.99 | per month |
| WE Scanner VIP Monthly | $6.99 | per month |
| WE Scanner VIP Weekly | $6.99 | per 7 days |
| WE Scanner VIP Yearly | $49.99 | per year |
| WeScanner Lifetime VIP | $30.99 | one-time |


### 智能问答

[App page](https://appshunter.io/ios/app/id6448619183)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| month | $3.99 | per month |
| year | $12.99 | per year |
| permanent | $29.99 | one-time |


## Frequently asked questions

### Is PDF & Docs Scanner App free?

PDF & Docs Scanner App is free to download, with in-app purchases available.

### Is 智能问答 free?

智能问答 is free to download, with in-app purchases available.

### Do PDF & Docs Scanner App or 智能问答 have ads?

PDF & Docs Scanner App shows ads; 智能问答 does not.

### Which is updated more often, PDF & Docs Scanner App or 智能问答?

PDF & Docs Scanner App ships an update every 6 days, and 智能问答 every 4 months. Most recently, PDF & Docs Scanner App was updated on August 17, 2026 and 智能问答 on December 15, 2025.

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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.*