# qEdax

> Advanced Reversi practice app with a strong AI engine and multiple game modes. (iPhone/iPad app by Naoki Hamada.)

- Source: https://appshunter.io/ios/app/qedax/id1525359888 (this page in markdown: same URL + `.md`)
- Developer: [Naoki Hamada](https://appshunter.io/developer/1174720338)
- Category: Games, Board
- Price: Free
- Rating: 4.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 10.0 · 111 MB
- Languages: American English
- Released: 2020-07-30
- Data updated: 2026-10-24
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/qedax/id1525359888/reviews.md

## What is qEdax?

上級者用のリバーシ練習アプリです。
最強クラスの思考エンジンEdaxが様々なリバーシ問題を出題します。

以下のゲームを実装しています。
・石数カウントタイムアタック
・じっくり考えて答えを見つけるじっくりモード
・形勢判断ゲーム
・Edaxによる指導リバーシ
・対戦Edax
・日替り問題

※有利不利を示す評価値は表示されません。iEdax(有料の別アプリ)をお持ちの方はiEdaxと連携して評価値を見ることができます。
※このアプリは1人用です。
※アプリ内にチャット、掲示板、ライブ配信機能はありません。

[Edaxについて]
EdaxはRichard Delorme氏により開発されたリバーシプログラムです。
Edax https://github.com/abulmo/edax-reversi
本アプリのEdaxはversion4.3のソースコードを変更したものを使用しています。
Source code (GPL License)  https://drive.google.com/drive/folders/0B_pCPk8yzIWMbDRYZnJhQllrNzQ?usp=sharing
3,590

## Key features

- Advanced Reversi practice
- Strong AI engine (Edax)
- Timed challenges
- Problem-solving modes
- Position evaluation games
- Guided AI play
- Daily challenges

## Is qEdax safe?

Not enough ratings yet to assess qEdax.

## Is qEdax legit?

qEdax appears to be a legitimate app. The AppsHunter Legitimacy Score for qEdax is 83 out of 100 points across 7 verification signals from App Store and developer data.

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/qedax/id1525359888/reviews.md

### 4/5 — 難すぎ

*2021-05-27*

色々なモードがあるが基本的に難すぎる　オセクエ1900レベルではなす術なし　指導リバーシは良かったので星4

## Frequently asked questions about qEdax

### What is qEdax?

qEdax is a Reversi practice app designed for advanced players. It utilizes the powerful Edax AI engine to present a variety of Reversi challenges and training modes.

### What game modes are available in qEdax?

qEdax offers several game modes including Stone Count Time Attack, a slow-paced thinking mode, Position Evaluation Game, Guided Reversi with Edax, and Daily Challenges.

### Does qEdax have multiplayer?

No, qEdax is a single-player application. It focuses on practicing and improving your skills against the AI.

### Can I see evaluation values (評 価 値) in qEdax?

The evaluation values are not displayed in this app. However, if you own the paid app iEdax, you can link it to qEdax to view these values.

### What devices does qEdax support?

qEdax is supported on iPhone, iPad, and iPod devices, running on iOS.

### Is qEdax suitable for beginners?

qEdax is designed for advanced players. While it offers guided play, the primary focus is on challenging practice scenarios for experienced Reversi enthusiasts.

### Does qEdax have ads?

No, qEdax does not contain advertisements. It is a free application without any in-app purchases or ads.

### How often is qEdax updated?

The app was last updated on August 14, 2020, with version 1.2.0. It was initially released on July 30, 2020.

## Version history (last 4 releases)

### 1.2.0 — 2020-08-14

・盤面作成の際、なるべく不自然な盤面にならないようにしました。
・対戦Edaxのバグを修正しました。
・軽微な修正をしました。

### 1.1.0 — 2020-08-10

・Edaxによる指導リバーシを追加しました。
・対戦Edaxを追加しました。

### 1.0.1 — 2020-08-02

・盤面作成で白番が必ず不利になるバグを修正しました。
・盤面作成で稀に石が正しく表示されないバグを修正しました。

### 1.0.0 — 2020-07-30

No release notes.

## More apps by Naoki Hamada

- [iEdax](https://appshunter.io/ios/app/iedax/id1174720339)

All apps by Naoki Hamada: https://appshunter.io/developer/1174720338

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-24.*