Comparison

Fast100Math vs たし算フェアリー

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

たし算フェアリー

Features
Read full description

光のフェアリーと学ぶたし算アプリ。1〜3年生のたし算が楽しく身につきます。

Screenshots

Fast100Math4 screens
たし算フェアリー4 screens

Verdict

The call

The clearest difference is update cadence: Fast100Math at every 3 days against たし算フェアリー's fortnightly. 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

Fast100Math ships an update every 3 days, たし算フェアリー fortnightly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 5 level
Fast100Math versus たし算フェアリー: the parameters behind the verdict, then further details
ParameterFast100Mathたし算フェアリー
PriceFreeFree
Update frequencyEvery 3 days — betterFortnightly
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.6 — better
Further details — not scored
Size31 MB26 MB
Age rating4+4+
Developermakoto amijimaSeiji Kinoshita

In-app purchases

None

Fast100Math

No in-app purchases

None

たし算フェアリー

No in-app purchases

Questions

Is Fast100Math free?
Fast100Math is free to download, with no in-app purchases.
Is たし算フェアリー free?
たし算フェアリー is free to download, with no in-app purchases.
Do Fast100Math or たし算フェアリー have ads?
Neither Fast100Math nor たし算フェアリー shows ads.
Which is updated more often, Fast100Math or たし算フェアリー?
Fast100Math ships an update every 3 days, and たし算フェアリー fortnightly. Most recently, Fast100Math was updated on October 28, 2026 and たし算フェアリー on October 31, 2026.

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