# ユウレイと恋する１００日間 vs Zen Power Exam

The clearest difference is in-app purchases: Zen Power Exam at none against ユウレイと恋する１００日間's 7. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ユウレイと恋する１００日間 sells 7 one-off in-app purchases. Zen Power Exam asks for nothing beyond the download.

ユウレイと恋する１００日間 ships an update every 9 days, Zen Power Exam every 8 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | ユウレイと恋する１００日間 | Zen Power Exam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 9 days | **Every 8 days** |
| Size | 1.6 GB | 40 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Miura Maki](https://appshunter.io/developer/1244367767) | [Katsuya Kawase](https://appshunter.io/developer/1749728640) |

## What reviewers say

### ユウレイと恋する１００日間

[App page](https://appshunter.io/ios/app/id6475673610)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ユウコイしおり４枚 | $0.99 | one-time |
| メッセチケット10枚 | $0.99 | one-time |
| バナー広告削除 | $0.99 | one-time |
| ユウコイダイヤ１００個 | $1.99 | one-time |
| メッセチケット50枚 | $1.99 | one-time |
| 動画広告スキップチケット | $2.99 | one-time |
| 永遠のしおり | $9.99 | one-time |


### Zen Power Exam

[App page](https://appshunter.io/ios/app/zen-power-exam/id6504720230)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ユウレイと恋する１００日間 free?

ユウレイと恋する１００日間 is free to download, with in-app purchases available.

### Is Zen Power Exam free?

Zen Power Exam is free to download, with no in-app purchases.

### Do ユウレイと恋する１００日間 or Zen Power Exam have ads?

Both ユウレイと恋する１００日間 and Zen Power Exam show ads.

### Which is updated more often, ユウレイと恋する１００日間 or Zen Power Exam?

ユウレイと恋する１００日間 ships an update every 9 days, and Zen Power Exam every 8 days. Most recently, ユウレイと恋する１００日間 was updated on October 27, 2026 and Zen Power Exam on October 27, 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.*