# 世界遺産検定4級 一問一答クイズ vs 世界遺産検定2級・3級・4級対策：問題集

The clearest difference is in-app purchases: 世界遺産検定4級 一問一答クイズ at none against 世界遺産検定2級・3級・4級対策：問題集's 4. 世界遺産検定4級 一問一答クイズ also leads on update cadence (every 6 days vs monthly) and iOS requirement (17.0 vs 26.4). 世界遺産検定2級・3級・4級対策：問題集's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. 世界遺産検定2級・3級・4級対策：問題集 sells 4 one-off in-app purchases. 世界遺産検定4級 一問一答クイズ asks for nothing beyond the download.

世界遺産検定4級 一問一答クイズ ships an update every 6 days, 世界遺産検定2級・3級・4級対策：問題集 monthly. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 世界遺産検定4級 一問一答クイズ | 世界遺産検定2級・3級・4級対策：問題集 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 13 MB |
| Requires iOS | **17.0** | 26.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hajime App Lab](https://appshunter.io/developer/1704838092) | [IROTE, KK](https://appshunter.io/developer/1880565027) |

## What reviewers say

### 世界遺産検定4級 一問一答クイズ

[App page](https://appshunter.io/ios/app/4/id6761586097)

Master world heritage knowledge with science-backed spaced repetition. This app offers over 460 practice questions covering foundational knowledge, Japanese and global sites, and current events. Track your progress and reinforce learning with smart review scheduling.

**Highlights:** Spaced repetition learning (SM-2 algorithm), Over 460 practice questions, Covers foundational knowledge, Japanese and global sites, Includes English and current events, Note-taking and bookmarking features, Progress tracking and learning streaks, Smart review notifications

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

**In-app purchases:** none


### 世界遺産検定2級・3級・4級対策：問題集

[App page](https://appshunter.io/ios/app/234/id6772852516)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ４級の問題を購入 | $3.99 | one-time |
| ２級の問題を購入 | $4.99 | one-time |
| ３級の問題を購入 | $4.99 | one-time |
| 全ての問題を購入 | $6.99 | one-time |


## Frequently asked questions

### Is 世界遺産検定4級 一問一答クイズ free?

世界遺産検定4級 一問一答クイズ is free to download, with no in-app purchases.

### Is 世界遺産検定2級・3級・4級対策：問題集 free?

世界遺産検定2級・3級・4級対策：問題集 is free to download, with in-app purchases available.

### Do 世界遺産検定4級 一問一答クイズ or 世界遺産検定2級・3級・4級対策：問題集 have ads?

世界遺産検定4級 一問一答クイズ shows ads; 世界遺産検定2級・3級・4級対策：問題集 does not.

### Which is updated more often, 世界遺産検定4級 一問一答クイズ or 世界遺産検定2級・3級・4級対策：問題集?

世界遺産検定4級 一問一答クイズ ships an update every 6 days, and 世界遺産検定2級・3級・4級対策：問題集 monthly. Most recently, 世界遺産検定4級 一問一答クイズ was updated on September 8, 2026 and 世界遺産検定2級・3級・4級対策：問題集 on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*