フラッシュ暗算練習
Katsuyuki Hayashi Education iPhoneiPadiPod touch
フラッシュ暗算練習 is a free Education app for iPhone and iPad by Katsuyuki Hayashi. Requires iOS 13.0. Updated August 6, 2026.
- Price
- Free
- on the App Store
- Size
- 28 MB
- Age 4+
- Updated
- Aug 6
- 2026 · v1.0.6
Screenshots
About フラッシュ暗算練習
シンプルなデザインとオリジナル設定でフラッシュ暗算のレベルアップ！ 【主な特徴】 ・シンプルな操作性 シンプルなデザインにより、どなたでも簡単に利用できます。 ・カスタマイズ 問題の種類や数、表示時間をカスタマイズできます。 ・復習 同じ問題にもう一度チャレンジできます。 【こんな方におすすめ】 ・余計な機能はいらない！ ・ただただフラッシュ暗算の練習がしたい！ 「Flash計算練習」で、今日からフラッシュ暗算のレベルアップ！
What’s new
Version 1.0.6 · Updated August 6, 2026
軽微なバグを修正しました。
App privacy
The developer, Katsuyuki Hayashi, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
- Diagnostics: Crash Data, Performance Data
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
- Diagnostics: Performance Data
Used for: Third-Party Advertising
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Diagnostics: Crash Data
Used for: Third-Party Advertising
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| フラッシュ暗算練習 | – | Free | August 6, 2026 | |
| Flash mental calculation | 5.0 / 5 (2) | Free | Jun 10, 2025 | Compare |
| 優しい色合いのフラッシュ暗算 | – | Free | Jul 23, 2026 | Compare |
| Flash Mental Math (Anzan) | 5.0 / 5 (3) | Free | Sep 24, 2026 | Compare |
| Mental Math: Soroban Abacus | 4.3 / 5 (4) | Free | Oct 22, 2026 | Compare |
| Anzan Expert | 4.7 / 5 (6) | Free | Oct 14, 2026 | Compare |
| drillio: Flash Anzan & Math | 4.5 / 5 (8) | Free | Oct 13, 2026 | Compare |
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