# 文章の力　小学1年生算数 vs めざせ！世界の国旗王

The clearest difference is in-app purchases: めざせ！世界の国旗王 at none against 文章の力　小学1年生算数's 1. めざせ！世界の国旗王 also leads on update cadence (every 4 days vs every 7 months). 文章の力　小学1年生算数's advantage is iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 文章の力　小学1年生算数 sells 1 one-off in-app purchase. めざせ！世界の国旗王 asks for nothing beyond the download.

文章の力　小学1年生算数 ships an update every 7 months, めざせ！世界の国旗王 every 4 days. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 文章の力　小学1年生算数 | めざせ！世界の国旗王 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 75 MB | 4 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [株式会社EIHSOFT](https://appshunter.io/developer/1541782404) | [Hiroaki Tajima](https://appshunter.io/developer/6788194651) |

## What reviewers say

### 文章の力　小学1年生算数

[App page](https://appshunter.io/ios/app/1/id1541782402)

This app offers math word problems for first graders, designed to improve reading and thinking skills alongside calculation. It features timed lessons and requires users to provide both the equation and the answer with units, encouraging careful reading. Progress is tracked with best scores and times, allowing for replayability.

**Highlights:** Math word problems for 1st grade, Improves reading and thinking skills, Timed lessons for focus, Requires equation and unit answers, Tracks best scores and times, Intuitive and simple operation

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ハート無制限と広告の非表示 | $3.99 | one-time |


### めざせ！世界の国旗王

[App page](https://appshunter.io/ios/app/id6792275783)

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

**In-app purchases:** none


## Frequently asked questions

### Is 文章の力　小学1年生算数 free?

文章の力　小学1年生算数 is free to download, with in-app purchases available.

### Is めざせ！世界の国旗王 free?

めざせ！世界の国旗王 is free to download, with no in-app purchases.

### Do 文章の力　小学1年生算数 or めざせ！世界の国旗王 have ads?

Both 文章の力　小学1年生算数 and めざせ！世界の国旗王 show ads.

### Which is updated more often, 文章の力　小学1年生算数 or めざせ！世界の国旗王?

文章の力　小学1年生算数 ships an update every 7 months, and めざせ！世界の国旗王 every 4 days. Most recently, 文章の力　小学1年生算数 was updated on October 7, 2026 and めざせ！世界の国旗王 on October 2, 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.*