# 启赋小医 vs PDF Shuffler

The clearest difference is update cadence: PDF Shuffler at weekly against 启赋小医's every 3 months. 启赋小医's advantage is iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 启赋小医 sells 1 one-off in-app purchase and PDF Shuffler sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

启赋小医 ships an update every 3 months, PDF Shuffler weekly. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 启赋小医 | PDF Shuffler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 113 MB | 146 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [成都基底互动科技有限公司](https://appshunter.io/developer/1665824543) | [Arseni Laputska](https://appshunter.io/developer/1810265072) |

## What reviewers say

### 启赋小医

[App page](https://appshunter.io/ios/app/id6720722330)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ADHD全能综合训练 | $299.99 | one-time |


### PDF Shuffler

[App page](https://appshunter.io/ios/app/pdf-shuffler-scan-ocr-tools/id6744976331)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |


## Frequently asked questions

### Is 启赋小医 free?

启赋小医 is free to download, with in-app purchases available.

### Is PDF Shuffler free?

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

### Do 启赋小医 or PDF Shuffler have ads?

Neither 启赋小医 nor PDF Shuffler shows ads.

### Which is updated more often, 启赋小医 or PDF Shuffler?

启赋小医 ships an update every 3 months, and PDF Shuffler weekly. Most recently, 启赋小医 was updated on October 24, 2026 and PDF Shuffler on October 7, 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.*