# Ruidaichan vs ウイスキー検定3級 問題集 一問一答・模試

The clearest difference is ads: Ruidaichan at none against ウイスキー検定3級 問題集 一問一答・模試's shown. Ruidaichan also leads on update cadence (every 5 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Ruidaichan sells 2 in-app purchases, starting at $1.99 per month and ウイスキー検定3級 問題集 一問一答・模試 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ruidaichan ships an update every 5 days, ウイスキー検定3級 問題集 一問一答・模試 every 3 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Ruidaichan | ウイスキー検定3級 問題集 一問一答・模試 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Size | 18 MB | 24 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | +17 |
| Developer | [Naoki Ohashi](https://appshunter.io/developer/1880818831) | [Signet LLC](https://appshunter.io/developer/1880910401) |

## What reviewers say

### Ruidaichan

[App page](https://appshunter.io/ios/app/ruidaichan-extra-math-practice/id6759811359)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Light Plan | $1.99 | per month |
| Premium Plan | $4.99 | per month |


### ウイスキー検定3級 問題集 一問一答・模試

[App page](https://appshunter.io/ios/app/3/id6791979629)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro（広告オフ・全解放） | $4.99 | one-time |


## Frequently asked questions

### Is Ruidaichan free?

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

### Is ウイスキー検定3級 問題集 一問一答・模試 free?

ウイスキー検定3級 問題集 一問一答・模試 is free to download, with in-app purchases available.

### Do Ruidaichan or ウイスキー検定3級 問題集 一問一答・模試 have ads?

ウイスキー検定3級 問題集 一問一答・模試 shows ads; Ruidaichan does not.

### Which is updated more often, Ruidaichan or ウイスキー検定3級 問題集 一問一答・模試?

Ruidaichan ships an update every 5 days, and ウイスキー検定3級 問題集 一問一答・模試 every 3 weeks. Most recently, Ruidaichan was updated on October 31, 2026 and ウイスキー検定3級 問題集 一問一答・模試 on October 31, 2026.

---

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