# 优驾助手 vs Scan PDF－Convert Document

The clearest difference is in-app purchases: 优驾助手 at none against Scan PDF－Convert Document's 3. 优驾助手 also leads on update cadence (every 2 weeks vs every 4 weeks) and iOS requirement (9.0 vs 15.0). Scan PDF－Convert Document's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Scan PDF－Convert Document sells 3 in-app purchases, starting at $9.99 per month. 优驾助手 asks for nothing beyond the download.

优驾助手 ships an update every 2 weeks, Scan PDF－Convert Document every 4 weeks. The most recent releases landed on October 7, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 优驾助手 | Scan PDF－Convert Document |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (133 ratings)](https://appshunter.io/ios/app/scan-pdfconvert-document/id6723880500/reviews)** |
| Number of ratings | — | **133** |
| Positive reviews | — | 76.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Monetization | — | Subscription |
| Size | 109 MB | 11 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [福建兴中正信息科技有限公司](https://appshunter.io/developer/1071376609) | [Ravi chandran M](https://appshunter.io/developer/1756258598) |

## What reviewers say

### 优驾助手

[App page](https://appshunter.io/ios/app/id1610447120)

**In-app purchases:** none


### Scan PDF－Convert Document

[App page](https://appshunter.io/ios/app/scan-pdfconvert-document/id6723880500)

Transform your phone into a powerful document scanner. Effortlessly scan, merge, and organize documents into high-quality PDFs. Convert images to PDFs and share them easily.

**Highlights:** Scan unlimited documents, Merge multiple images into one document, Convert pictures to PDFs, Create PDFs from scanned documents, Organize documents with folders, Share scanned documents via email, Save to cloud storage

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Yearly Plan | $29.99 | per year |
| Lifetime Plan | $29.99 | one-time |

**What reviewers like**

- 👍 Easy to use and user-friendly
- 🚀 Fast and efficient scanning
- ✨ Minimalistic and clean design
- 💡 Great for converting documents to PDF
- 🔄 Good for merging PDF files

**What reviewers complain about**

- 🐛 Scans can be too quick, affecting aim
- 🐛 Reversed order of PDFs when reordering
- 🐛 Renamed files don't retain name when shared
- 🐛 No way to swap pages after saving
- 🐛 Limited cropping and adjustment options

**Reported bugs**

- App too quick to scan, affecting aim
- PDF order displayed reversed when reordering
- Renamed scanned PDF files retain original name when shared
- Cannot swap pages after saving a PDF
- Limited cropping and adjustment options after saving

**Requested features**

- Allow renaming before saving
- Improve page reordering functionality
- Add OCR capabilities
- Allow swapping pages after saving
- Improve naming convention for saved PDFs


## Frequently asked questions

### Is 优驾助手 free?

优驾助手 is free to download, with no in-app purchases.

### Is Scan PDF－Convert Document free?

Scan PDF－Convert Document is free to download, with in-app purchases available.

### Do 优驾助手 or Scan PDF－Convert Document have ads?

优驾助手 shows ads; Scan PDF－Convert Document does not.

### Which is updated more often, 优驾助手 or Scan PDF－Convert Document?

优驾助手 ships an update every 2 weeks, and Scan PDF－Convert Document every 4 weeks. Most recently, 优驾助手 was updated on October 7, 2026 and Scan PDF－Convert Document on October 20, 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.*