# ビノバ 理科 vs 小学4年生 漢字ドリル

The clearest difference is in-app purchases: ビノバ 理科 at none against 小学4年生 漢字ドリル's 2. 小学4年生 漢字ドリル's advantage is update cadence (every 2 weeks vs every 6 months) and ratings volume (7 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. 小学4年生 漢字ドリル sells 2 in-app purchases, starting at $0.99 per month. ビノバ 理科 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ビノバ 理科 against 4.9 for 小学4年生 漢字ドリル. That said, the two scores are not equally well evidenced: 小学4年生 漢字ドリル has 7 ratings behind it against 1, so its average is the more settled of the two.

ビノバ 理科 ships an update every 6 months, 小学4年生 漢字ドリル every 2 weeks. The most recent releases landed on September 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ビノバ 理科 | 小学4年生 漢字ドリル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id876797088/reviews)** | [4.9 (7 ratings)](https://appshunter.io/ios/app/4-7/id1462715928/reviews) |
| Number of ratings | 1 | **7** |
| Positive reviews | — | 45.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 201 MB | 93 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [funspire, Inc.](https://appshunter.io/developer/928040148) | [Junpei Shimotsu](https://appshunter.io/developer/882299124) |

## What reviewers say

### ビノバ 理科

[App page](https://appshunter.io/ios/app/id876797088)

This app offers a comprehensive science review for 4th graders, featuring over 300 multiple-choice questions covering all curriculum units. It motivates children to study through a fun monster collection reward system, making it a great alternative to traditional workbooks.

**Highlights:** Covers all 4th-grade science units, Over 300 multiple-choice questions, Unit selection for targeted review, Monster collection for motivation, Suitable for iPad and iPhone

**In-app purchases:** none


### 小学4年生 漢字ドリル

[App page](https://appshunter.io/ios/app/4-7/id1462715928)

This app helps 4th graders master 202 kanji characters through interactive quizzes, handwriting practice, and review exercises. It incorporates mini-games and growth elements to keep learning engaging and effective, with short study sessions for easy continuation.

**Highlights:** 202 kanji characters for 4th grade, Handwriting practice with recognition, Quiz and review modes, Short, timed study sessions, Progress tracking, Mini-games for engagement

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $0.99 | per month |
| 永久広告削除+全機能開放 | $1.99 | one-time |


## Frequently asked questions

### Is ビノバ 理科 free?

ビノバ 理科 is free to download, with no in-app purchases.

### Is 小学4年生 漢字ドリル free?

小学4年生 漢字ドリル is free to download, with in-app purchases available.

### Which has better reviews, ビノバ 理科 or 小学4年生 漢字ドリル?

ビノバ 理科 is rated higher. ビノバ 理科 averages 5.0 out of 5 from 1 ratings, while 小学4年生 漢字ドリル averages 4.9 from 7 ratings.

### Do ビノバ 理科 or 小学4年生 漢字ドリル have ads?

Both ビノバ 理科 and 小学4年生 漢字ドリル show ads.

### Which is updated more often, ビノバ 理科 or 小学4年生 漢字ドリル?

ビノバ 理科 ships an update every 6 months, and 小学4年生 漢字ドリル every 2 weeks. Most recently, ビノバ 理科 was updated on September 23, 2026 and 小学4年生 漢字ドリル on October 24, 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.*