# 言灵 vs kid doku

The clearest difference is in-app purchases: 言灵 at none against kid doku's 1. kid doku's advantage is device support and iOS requirement (13.0 vs 17.0). On price there is nothing between them.

Both are free to download. kid doku sells 1 one-off in-app purchase. 言灵 asks for nothing beyond the download.

## The numbers

| Metric | 言灵 | kid doku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Size | 57 MB | 20 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [沛杰 李](https://appshunter.io/developer/1668499194) | [娜 李](https://appshunter.io/developer/1788016304) |

## What reviewers say

### 言灵

[App page](https://appshunter.io/ios/app/and/id1670086907)

**In-app purchases:** none


### kid doku

[App page](https://appshunter.io/ios/app/kid-doku/id6759147003)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro Membership | $9.99 | one-time |


## Frequently asked questions

### Is 言灵 free?

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

### Is kid doku free?

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

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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.*