# 文件转换 vs SmartScan

The clearest difference is in-app purchases: 文件转换 at none against SmartScan's 3. SmartScan's advantage is iOS requirement (15.1 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SmartScan sells 3 in-app purchases, starting at $12.99 per 7 days. 文件转换 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 文件转换 | SmartScan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | Every 9 days |
| Monetization | Subscription | — |
| Size | 16 MB | 104 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [慧霞 龙](https://appshunter.io/developer/1738399667) | [成都关键元素科技有限公司](https://appshunter.io/developer/6779301920) |

## What reviewers say

### 文件转换

[App page](https://appshunter.io/ios/app/pdf/id6766906771)

This app allows for authentic handwritten electronic signatures on documents. It also offers document scanning with OCR, extraction of data from tables into Excel, and conversion of various files to PDF. Manage your identification documents with its scanning feature.

**Highlights:** Handwritten electronic signatures, Document scanning with OCR, Table to Excel extraction, ID document management, File to PDF conversion

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

**In-app purchases:** none


### SmartScan

[App page](https://appshunter.io/ios/app/smartscan-pdf-and-ocr-scanner/id6779468868)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SmartScan | $12.99 | per 7 days |
| yearly | $29.99 | per year |
| lifetime | $79.99 | one-time |


## Frequently asked questions

### Is 文件转换 free?

文件转换 is free to download, with no in-app purchases.

### Is SmartScan free?

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

### Do 文件转换 or SmartScan have ads?

Neither 文件转换 nor SmartScan shows ads.

### Which is updated more often, 文件转换 or SmartScan?

文件转换 ships an update every 9 days, and SmartScan every 9 days. Most recently, 文件转换 was updated on October 28, 2026 and SmartScan on October 31, 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.*