# 割引率計算　練習アプリ vs ウミガメクイズAI

The clearest difference is iOS requirement: 割引率計算　練習アプリ at 11.0 against ウミガメクイズAI's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 割引率計算　練習アプリ | ウミガメクイズAI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | — | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 46 MB | 43 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [hideaki fukumura](https://appshunter.io/developer/1629984757) | [Hiromitsu Asaoka](https://appshunter.io/developer/1842856398) |

## What reviewers say

### 割引率計算　練習アプリ

[App page](https://appshunter.io/ios/app/id6444426165)

**Features:** macOS Compatibility

**In-app purchases:** none


### ウミガメクイズAI

[App page](https://appshunter.io/ios/app/ai/id6766803394)

Enjoy logic puzzles and lateral thinking quizzes with an AI chat companion. Search for puzzles, gather clues, and test your deductions. Save favorite puzzles and interact with the community.

**Highlights:** AI chat for puzzles, Lateral thinking quizzes, Public puzzle search, Clue gathering, Deduction testing, Save favorite puzzles, Community interaction

**In-app purchases:** none


## Frequently asked questions

### Is 割引率計算　練習アプリ free?

割引率計算　練習アプリ is free to download, with no in-app purchases.

### Is ウミガメクイズAI free?

ウミガメクイズAI is free to download, with no in-app purchases.

### Do 割引率計算　練習アプリ or ウミガメクイズAI have ads?

Both 割引率計算　練習アプリ and ウミガメクイズAI show ads.

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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.*