# Chinese Stroke Order vs PDFUnlock

The clearest difference is in-app purchases: Chinese Stroke Order at none against PDFUnlock's 1. Chinese Stroke Order also leads on iOS requirement (17.6 vs 26.0). PDFUnlock's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. PDFUnlock sells 1 one-off in-app purchase. Chinese Stroke Order asks for nothing beyond the download.

## The numbers

| Metric | Chinese Stroke Order | PDFUnlock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Size | 1 MB | 2 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [延付 张](https://appshunter.io/developer/1422447447) | [DIEGO ALEJANDRO VILLA CARDENAS](https://appshunter.io/developer/1832035994) |

## What reviewers say

### Chinese Stroke Order

[App page](https://appshunter.io/ios/app/chinese-stroke-order/id6738830008)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDFUnlock

[App page](https://appshunter.io/ios/app/pdfunlock-addremove-password/id6767011628)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFUnlock Unlimited | $4.99 | one-time |


## Frequently asked questions

### Is Chinese Stroke Order free?

Chinese Stroke Order is free to download, with no in-app purchases.

### Is PDFUnlock free?

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

### Do Chinese Stroke Order or PDFUnlock have ads?

Chinese Stroke Order shows ads; PDFUnlock does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*