# UFM S vs Kai Hanzi

The clearest difference is in-app purchases: UFM S at none against Kai Hanzi's 3. UFM S also leads on iOS requirement (12.4 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Kai Hanzi sells 3 in-app purchases, starting at $2.99 per month. UFM S asks for nothing beyond the download.

## The numbers

| Metric | UFM S | Kai Hanzi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Size | 52 MB | 127 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AISoft](https://appshunter.io/developer/1534825275) | [Khanh Nguyen](https://appshunter.io/developer/6782299490) |

## What reviewers say

### UFM S

[App page](https://appshunter.io/ios/app/ufm-s-link/id6749537781)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kai Hanzi

[App page](https://appshunter.io/ios/app/kai-hanzi/id6782299488)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kai Pro - Gói 1 Tháng | $2.99 | per month |
| Kai Pro - Gói 6 tháng | $14.99 | per 6 months |
| Kai Pro - Gói 12 Tháng | $24.99 | per year |


## Frequently asked questions

### Is UFM S free?

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

### Is Kai Hanzi free?

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

### Do UFM S or Kai Hanzi have ads?

Neither UFM S nor Kai Hanzi shows ads.

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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.*