# Fast100Math — Speed and Accuracy!

> Speed and Accuracy! (iPhone/iPad app by makoto amijima.)

- Source: https://appshunter.io/ios/app/fast100math/id6739807220 (this page in markdown: same URL + `.md`)
- Developer: [makoto amijima](https://appshunter.io/developer/1493994946)
- Category: Education, Entertainment
- Price: Free
- Age rating: 4+
- Requires: iOS 18.0 · 31 MB
- Languages: American English, Arabic, French (France), German (Germany), Hindi, Indonesian, Japanese, Korean, Malay, European Portuguese and 7 more
- Released: 2024-12-29
- Data updated: 2026-02-28
- User reviews in markdown: https://appshunter.io/ios/app/fast100math/id6739807220/reviews.md

## What is Fast100Math?

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!


## Version history (last 5 releases)

### 2.1.1 — 2026-02-26

Bug fixes and improvements.

### 2.1.0 — 2026-02-24

Added a Random Mode that randomizes the keyboard layout.

### 2.0.0 — 2025-11-21

App design revamped!

### 1.1.2 — 2025-02-06

Bug fix for elapsed time measurement

### 1.1.1 — 2025-02-03

Improve voice input

## More apps by makoto amijima

- [DNAConverter](https://appshunter.io/ios/app/dnaconverter/id1493994947)
- [Sフラッシュ！](https://appshunter.io/ios/app/s/id1510280142)
- [P2P RPS](https://appshunter.io/ios/app/p2p-rps/id1555103689)
- [FrogGrabber](https://appshunter.io/ios/app/froggrabber/id1673217173)
- [DiceLife](https://appshunter.io/ios/app/dicelife/id6450755473)
- [47 Moments](https://appshunter.io/ios/app/47-moments/id6739761053)

All apps by makoto amijima: https://appshunter.io/developer/1493994946

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-02-28.*