Comparison

ぐらぐら島 vs Quick Math Break

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

ぐらぐら島

Features
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回転ぐるぐる脳トレ「ぐらぐら島」へようこそ\(^o^)/ 簡単操作のブロックパズルであなたの脳年齢を診断します。 遊び方は簡単です。 ブロックパズルの配置を覚えて 回転後に同じ位置をタップしてください。 簡単なゲームなので子供から大人まで楽しめます。 1日1回のプレイで脳が活性化されますよ。 あなたの脳は何歳ですか??

About

Quick Math Break

Features
Read full description

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

ぐらぐら島3 screens
Quick Math Break3 screens

Verdict

The call

The clearest difference is update cadence: Quick Math Break at monthly against ぐらぐら島's every 4 months. ぐらぐら島'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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

ぐらぐら島 ships an update every 4 months, Quick Math Break monthly. The most recent releases landed on September 17, 2026 and September 27, 2026 respectively.

Scorecard2 real differences · 4 level
ぐらぐら島 versus Quick Math Break: the parameters behind the verdict, then further details
Parameterぐらぐら島Quick Math Break
PriceFreeFree
Update frequencyEvery 4 monthsMonthly — better
AdsYesYes
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better16.6
Further details — not scored
Size194 MB5 MB
Age rating4+4+
DeveloperZERONEKana Uchida

In-app purchases

None

ぐらぐら島

No in-app purchases

None

Quick Math Break

No in-app purchases

Questions

Is ぐらぐら島 free?
ぐらぐら島 is free to download, with no in-app purchases.
Is Quick Math Break free?
Quick Math Break is free to download, with no in-app purchases.
Do ぐらぐら島 or Quick Math Break have ads?
Both ぐらぐら島 and Quick Math Break show ads.
Which is updated more often, ぐらぐら島 or Quick Math Break?
ぐらぐら島 ships an update every 4 months, and Quick Math Break monthly. Most recently, ぐらぐら島 was updated on September 17, 2026 and Quick Math Break on September 27, 2026.

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