# 山形ワンダーランド vs ARu

The clearest difference is in-app purchases: 山形ワンダーランド at none against ARu's 3. 山形ワンダーランド also leads on iOS requirement (12.0 vs 26.1). ARu's advantage is update cadence (every 2 weeks vs every 17 months) and review sentiment (100% vs 90%). On price, ads and device support there is nothing between them.

Both are free to download. ARu sells 3 in-app purchases, starting at $5.99 per month. 山形ワンダーランド asks for nothing beyond the download.

山形ワンダーランド ships an update every 17 months, ARu every 2 weeks. The most recent releases landed on October 30, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 山形ワンダーランド | ARu |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 14 MB | 34 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FAIS UN REVE CO.,LTD.](https://appshunter.io/developer/1572408331) | [株式会社SANVIA](https://appshunter.io/developer/1896076406) |

## What reviewers say

### 山形ワンダーランド

[App page](https://appshunter.io/ios/app/abez/id1572408329)

Explore the wonders of Yamagata City with this app. Discover delicious food, traditional crafts, and tourist spots through mini-games, quizzes, and stamp rallies. Earn points to enter lotteries for local experiences and stay updated on city events.

**Highlights:** Mini-games and quizzes, Stamp rallies, Point-based lotteries for experiences, Local event notifications, Recommendations for local sites

**Features:** macOS Compatibility

**In-app purchases:** none


### ARu

[App page](https://appshunter.io/ios/app/aru-decode-japan/id6782504824)

Navigate daily life and travel in Japan with an AI-powered guide. Get instant answers to your questions about etiquette, culture, and practical matters, with explanations for cultural nuances. Connect with locals for personalized advice.

**Highlights:** AI-powered Q&A for Japan, Explanations of cultural rules, Real-life question examples, In-depth articles on culture, Connect with local mentors, Practical travel advice

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ARu Pro (Monthly) | $5.99 | per month |
| ARu Pro 年額 | $59.99 | per year |
| ARu Pro 買い切り | $119.99 | one-time |


## Frequently asked questions

### Is 山形ワンダーランド free?

山形ワンダーランド is free to download, with no in-app purchases.

### Is ARu free?

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

### Do 山形ワンダーランド or ARu have ads?

Neither 山形ワンダーランド nor ARu shows ads.

### Which is updated more often, 山形ワンダーランド or ARu?

山形ワンダーランド ships an update every 17 months, and ARu every 2 weeks. Most recently, 山形ワンダーランド was updated on October 30, 2026 and ARu on October 11, 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.*