# 乗り物なあに？ vs ZUKAN

The clearest difference is in-app purchases: 乗り物なあに？ at none against ZUKAN's 3. 乗り物なあに？ also leads on iOS requirement (12.0 vs 16.0). ZUKAN's advantage is review sentiment (100% vs 75%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ZUKAN sells 3 one-off in-app purchases. 乗り物なあに？ asks for nothing beyond the download.

乗り物なあに？ ships an update every 3 months, ZUKAN every 2 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | 乗り物なあに？ | ZUKAN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4 ratings)](https://appshunter.io/ios/app/zukan/id1474186413/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 90 MB | 95 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pixel Co., Ltd.](https://appshunter.io/developer/1743924614) | [Tomohiro Ohwada](https://appshunter.io/developer/991660409) |

## What reviewers say

### 乗り物なあに？

[App page](https://appshunter.io/ios/app/id987541963)

This touch-based picture book app introduces young children to various vehicles through interactive illustrations and audio. It supports both Japanese and English, offering correct pronunciation from professional voice actors for early language learning.

**Highlights:** Interactive vehicle illustrations, Japanese and English audio, Professional voice acting for pronunciation, Vehicle name recognition, Bilingual learning support, Designed for young children

**Features:** Vision Pro support

**In-app purchases:** none


### ZUKAN

[App page](https://appshunter.io/ios/app/zukan/id1474186413)

Explore over 600 items through interactive picture books. Tap photos to hear Japanese and English names, and enjoy sound effects. Features include word learning, quizzes, and a customizable list.

**Highlights:** Over 600 item pictures, Japanese and English audio pronunciation, Sound effects, Word learning, Quiz function, Customizable 'My list'

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads removal | $1.99 | one-time |
| Development support | $1.99 | one-time |
| Ads removal & Support | $2.99 | one-time |


## Frequently asked questions

### Is 乗り物なあに？ free?

乗り物なあに？ is free to download, with no in-app purchases.

### Is ZUKAN free?

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

### Do 乗り物なあに？ or ZUKAN have ads?

Both 乗り物なあに？ and ZUKAN show ads.

### Which is updated more often, 乗り物なあに？ or ZUKAN?

乗り物なあに？ ships an update every 3 months, and ZUKAN every 2 months. Most recently, 乗り物なあに？ was updated on October 24, 2026 and ZUKAN on October 21, 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.*