BUNKAI vs Quick Math Break
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
BUNKAI
A brain-training puzzle game where players break down numbers until they reach one. It uses prime factorization to defeat monsters, making learning math fun and engaging. Enjoy a simple yet addictive experience that boosts your calculation skills.
- Number decomposition puzzles
- Prime factorization mechanics
- Monster-battling gameplay
- Calculation skill training
- Simple tap controls
- Addictive brain training
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1になるまで数字を分解しよう! ゲームしながら楽しく計算力が鍛えられる! 「BUNKAI」はシンプルでハマり度120%の脳トレゲームです。 操作方法はタップするだけ。 遊べば遊ぶほど脳が活性化されます。 素因数分解を駆使してモンスターをぶっ飛ばせ!
Quick Math Break
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Unleash Your Brain Power! The Ultimate Flash Mental Math Workout. This app is your dedicated trainer for mastering lightning-fast calculation and razor-sharp memory. Instantly memorize series of numbers flashed on the screen and calculate their total with accuracy. With a sleek, minimalist design, you can seamlessly integrate this powerful brain exercise into your daily commute or any quick break. Start turning your downtime into prime brain-training time! Perfect for: Anyone aiming to dramatically increase their mental calculation speed and accuracy. Students or professionals looking to boost focus and short-term memory. Individuals interested in effective, fun brain-training and cognitive health. Key Features 1. Customize Your Challenge Level Select your difficulty from 1-digit, 2-digit, or 3-digit problems. Start with 1-digit to build confidence, then progressively scale up to master the complex 3-digit flash challenges. The power to level up is in your hands! 2. Designed for Peak Concentration Numbers flash at a rapid 0.5-second interval, demanding your absolute focus to track and total. Complete 8 problems per set, striving for up to 10 successful sets in a row. This structure keeps you engaged and motivated to push your limits. The clean interface eliminates distractions, creating the perfect environment for intense mental focus. 3. Instant Feedback & Score Tracking Know your results immediately with visual and sound feedback for every correct or incorrect answer. Answer correctly? Advance to the next set. Answer incorrectly? The game ends, and your total correct score is instantly tallied. Track your progress and stay motivated to beat your personal best every time you play. Stop scrolling and start calculating! Download this brain trainer today and dramatically boost your mental agility!
Screenshots
Verdict
The clearest difference is update cadence: Quick Math Break at monthly against BUNKAI's every 2 months. BUNKAI's advantage is iOS requirement (11.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
BUNKAI ships an update every 2 months, Quick Math Break monthly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.
| Parameter | BUNKAI | Quick Math Break |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 12.5% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Monthly — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 114 MB | 5 MB |
| Age rating | 17+ | 4+ |
| Developer | ZERONE | Kana Uchida |
In-app purchases
BUNKAI
No in-app purchases
Quick Math Break
No in-app purchases









