# Smallpdf vs 链库物流

The clearest difference is in-app purchases: 链库物流 at none against Smallpdf's 11. 链库物流 also leads on iOS requirement (13.0 vs 15.6). Smallpdf's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Smallpdf sells 8 in-app purchases, starting at $7.99 per month. 链库物流 asks for nothing beyond the download.

Smallpdf ships an update every 2 weeks, 链库物流 every 2 months. The most recent releases landed on October 23, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Smallpdf | 链库物流 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6.9K ratings)](https://appshunter.io/ios/app/smallpdf-scanner-and-pdf-editor/id1485259500/reviews)** | — |
| Number of ratings | **6.9K** | — |
| Positive reviews | 67.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 62 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smallpdf](https://appshunter.io/developer/1485259499) | [Shanghai Lianku Information Technology Co., Ltd.](https://appshunter.io/developer/1620470939) |

## What reviewers say

### Smallpdf

[App page](https://appshunter.io/ios/app/smallpdf-scanner-and-pdf-editor/id1485259500)

This app offers a comprehensive suite of tools to manage PDF documents. Easily convert, edit, compress, sign, merge, and scan PDFs using your mobile device. It also features OCR technology to convert scanned documents into editable text.

**Highlights:** Convert PDFs to Word, Excel, PPT, JPG, PNG, Edit PDFs with text, images, and annotations, Compress PDFs to reduce file size, Sign PDFs electronically, Merge multiple PDF files, Scan documents to PDF with OCR, Fill out PDF forms

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $7.99 | per month |
| Monthly Plan | $11.99 | per month |
| Monthly Plan | $14.99 | per month |
| Yearly Plan | $49.99 | per year |
| Yearly Plan | $59.99 | per year |
| Yearly Plan | $107.99 | per year |
| Yearly Plan | $107.99 | per year |
| Yearly Plan | $119.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Fast and efficient
- 💡 Useful features
- 🔒 Secure
- 🆓 Free to use

**What reviewers complain about**

- 🐛 Buggy and crashes
- 💰 Paid version required for full functionality
- 🤔 Confusing account management
- 🤯 Missing key features
- 🤖 Poor customer support

**Reported bugs**

- Files not saving properly
- Conversion issues with larger documents
- Unexpected crashes and freezes
- Compatibility problems with older devices
- Incorrect file content after compression

**Requested features**

- Add more color options for annotations
- Improve search functionality for saved documents
- Enhance iPad compatibility
- Allow inserting images into PDFs
- Provide better file management and organization


### 链库物流

[App page](https://appshunter.io/ios/app/id6470970270)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smallpdf free?

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

### Is 链库物流 free?

链库物流 is free to download, with no in-app purchases.

### Do Smallpdf or 链库物流 have ads?

Neither Smallpdf nor 链库物流 shows ads.

### Which is updated more often, Smallpdf or 链库物流?

Smallpdf ships an update every 2 weeks, and 链库物流 every 2 months. Most recently, Smallpdf was updated on October 23, 2026 and 链库物流 on October 12, 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.*