# 楽しい 小学校 2年生 算数(算数ドリル) vs さんすう水族館

The clearest difference is ads: さんすう水族館 at none against 楽しい 小学校 2年生 算数(算数ドリル)'s shown. さんすう水族館 also leads on update cadence (weekly vs every 3 months). 楽しい 小学校 2年生 算数(算数ドリル)'s advantage is iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. 楽しい 小学校 2年生 算数(算数ドリル) sells 1 one-off in-app purchase and さんすう水族館 sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

楽しい 小学校 2年生 算数(算数ドリル) ships an update every 3 months, さんすう水族館 weekly. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 楽しい 小学校 2年生 算数(算数ドリル) | さんすう水族館 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (6 ratings)](https://appshunter.io/ios/app/2/id1190174030/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 96 MB | 22 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [株式会社EIHSOFT](https://appshunter.io/developer/1541782404) | [Kosuke Mawatari](https://appshunter.io/developer/1489564137) |

## What reviewers say

### 楽しい 小学校 2年生 算数(算数ドリル)

[App page](https://appshunter.io/ios/app/2/id1190174030)

This app supports 2nd-grade math learning based on the Japanese curriculum. It offers easy-to-use, topic-specific practice exercises suitable for short bursts of study. The app helps children naturally grasp math concepts through repetition, catering to both sequential learners and those needing focused practice on specific areas.

**Highlights:** Curriculum-aligned math topics, Easy-to-use interface, Topic-specific practice, Adjustable difficulty levels, Monthly learning schedule guide, Supports various math concepts

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $3.99 | one-time |


### さんすう水族館

[App page](https://appshunter.io/ios/app/id6796571918)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3けたのかず ぜんぶあそぶ | $0.99 | one-time |
| かずをかぞえる1〜10まで ぜんぶあそぶ | $0.99 | one-time |
| かずをかぞえる10〜20まで ぜんぶあそぶ | $0.99 | one-time |
| 1けたのけいさん ぜんぶあそぶ | $0.99 | one-time |
| とけい・じこくとじかん ぜんぶあそぶ | $0.99 | one-time |
| おかいもの・おつり100円と200円 ぜんぶあそぶ | $0.99 | one-time |


## Frequently asked questions

### Is 楽しい 小学校 2年生 算数(算数ドリル) free?

楽しい 小学校 2年生 算数(算数ドリル) is free to download, with in-app purchases available.

### Is さんすう水族館 free?

さんすう水族館 is free to download, with in-app purchases available.

### Do 楽しい 小学校 2年生 算数(算数ドリル) or さんすう水族館 have ads?

楽しい 小学校 2年生 算数(算数ドリル) shows ads; さんすう水族館 does not.

### Which is updated more often, 楽しい 小学校 2年生 算数(算数ドリル) or さんすう水族館?

楽しい 小学校 2年生 算数(算数ドリル) ships an update every 3 months, and さんすう水族館 weekly. Most recently, 楽しい 小学校 2年生 算数(算数ドリル) was updated on September 19, 2026 and さんすう水族館 on September 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.*