# CLY20.4 vs DR16.4

The clearest difference is iOS requirement: CLY20.4 at 7.0 against DR16.4's 9.3. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | CLY20.4 | DR16.4 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 6 MB | 8 MB |
| Requires iOS | **7.0** | 9.3 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [SENSEY ELECTRONICS S.A. DE C.V.](https://appshunter.io/developer/979682344) | [SEIKAKU](https://appshunter.io/developer/860317297) |

## What reviewers say

### CLY20.4

[App page](https://appshunter.io/ios/app/cly204/id1091428884)

**Features:** macOS Compatibility

**In-app purchases:** none


### DR16.4

[App page](https://appshunter.io/ios/app/dr164/id1441403186)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CLY20.4 free?

CLY20.4 is free to download, with no in-app purchases.

### Is DR16.4 free?

DR16.4 is free to download, with no in-app purchases.

### Do CLY20.4 or DR16.4 have ads?

Neither CLY20.4 nor DR16.4 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.*