# R21 vs ezWrite Chinese

The clearest difference is in-app purchases: R21 at none against ezWrite Chinese's 4. R21 also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). On price, update cadence and device support there is nothing between them.

Both are free to download. ezWrite Chinese sells 4 in-app purchases, starting at $0.99 per month. R21 asks for nothing beyond the download.

R21 ships an update every 3 months, ezWrite Chinese every 6 weeks. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | R21 | ezWrite Chinese |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 114 MB | 40 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CAVES BOOKS LTD.](https://appshunter.io/developer/547924599) | [Ming-hua Wu](https://appshunter.io/developer/516139415) |

## What reviewers say

### R21

[App page](https://appshunter.io/ios/app/r21/id1197252445)

**Features:** macOS Compatibility

**In-app purchases:** none


### ezWrite Chinese

[App page](https://appshunter.io/ios/app/ezwrite-chinese/id1546544728)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| print feature 1 month | $0.99 | per month |
| print feature 6 months | $3.99 | per 6 months |
| print feature 12 months | $5.99 | per year |
| Removed AD | $4.99 | one-time |


## Frequently asked questions

### Is R21 free?

R21 is free to download, with no in-app purchases.

### Is ezWrite Chinese free?

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

### Do R21 or ezWrite Chinese have ads?

ezWrite Chinese shows ads; R21 does not.

### Which is updated more often, R21 or ezWrite Chinese?

R21 ships an update every 3 months, and ezWrite Chinese every 6 weeks. Most recently, R21 was updated on October 10, 2026 and ezWrite Chinese on October 4, 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.*