Comparison

Fast100Math vs Brain Flipper

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

Head to head
About

Fast100Math

Features
Read full description

Have Fun Training Your Brain with the 100-Masu Calculation App! A simple yet profound app that everyone can enjoy! Improve your calculation skills while customizing your experience to match your style. ■Flexible Calculation Modes Supports addition, subtraction, and multiplication from single-digit to double-digit numbers. Choose your preferred difficulty, from 25 to 100 grids! ■Compete on the Global Leaderboard Challenge users worldwide and compete for the highest score! Aim for the top with your 10 × 10 records. ■Various Input Methods Supports voice and handwriting inputs. Choose the method that suits you best. ■Customizable Appearance Personalize your app by adjusting background colors, text colors, and fonts. Create your very own design and enjoy! ■Accessibility Features With VoiceOver support, you can solve math problems using audio assistance without relying on visuals. Step into the world of brain training! Boost your scores with 100-Masu calculations and aim for the top of the global leaderboard. Experience the joy of improving your calculation skills today!

About

Brain Flipper

Features
Read full description

Brain Flipper は、英語を「学ぶ」アプリではありません。 日本語から英語へ変換するときの思考構造そのものを、反射レベルで行うトレーニングアプリです。 文章の意味ではなく、語順と構造に集中。 間違えた構造だけを自動で集め、弱点として繰り返し鍛えます。 説明は最小限。テンポは止めない。 英語を考える前に、英語の形が先に出てくる感覚を育てます。

Screenshots

Fast100Math4 screens
Brain Flipper4 screens

Verdict

The call

The clearest difference is iOS requirement: Brain Flipper at 15.0 against Fast100Math's 18.0. On price, update cadence, ads and in-app purchases 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

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on September 28, 2026 and September 30, 2026 respectively.

Scorecard1 real difference · 5 level
Fast100Math versus Brain Flipper: the parameters behind the verdict, then further details
ParameterFast100MathBrain Flipper
PriceFreeFree
Update frequencyEvery 3 daysEvery 3 days
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size31 MB3 MB
Age rating4+4+
Developermakoto amijimaSatoshi Ishiwata

In-app purchases

None

Fast100Math

No in-app purchases

None

Brain Flipper

No in-app purchases

Questions

Is Fast100Math free?
Fast100Math is free to download, with no in-app purchases.
Is Brain Flipper free?
Brain Flipper is free to download, with no in-app purchases.
Do Fast100Math or Brain Flipper have ads?
Neither Fast100Math nor Brain Flipper shows ads.
Which is updated more often, Fast100Math or Brain Flipper?
Fast100Math ships an update every 3 days, and Brain Flipper every 3 days. Most recently, Fast100Math was updated on September 28, 2026 and Brain Flipper on September 30, 2026.

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