# Math Brain: Handwriting Drills — Mental math & times tables

> Handwriting math practice app with global leaderboards and progress tracking. (iPhone/iPad app by Ryuichi Aida.)

- Source: https://appshunter.io/ios/app/math-brain-handwriting-drills/id1623538548 (this page in markdown: same URL + `.md`)
- Developer: [Ryuichi Aida](https://appshunter.io/developer/1553473481)
- Category: Education, Games, Family, Puzzle
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 9+
- Requires: iOS 13.0 · 82 MB
- Languages: American English
- Released: 2022-05-13
- Data updated: 2026-07-21
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/math-brain-handwriting-drills/id1623538548/reviews.md

## What is Math Brain?

Math Brain is a handwriting math workout app. Write your answers directly on the screen — the AI recognizes your handwriting and grades you instantly, just like a paper drill.

Train every day with four game modes and a Daily Challenge, from kids practicing arithmetic to adults keeping their brain sharp.

GAME MODES
- Grid Math (5x5 / 10x10 "hundred square"): addition, subtraction, multiplication (times tables)
- Fill-in Math: find the missing number in the equation
- Letter Math: crack the digits hidden behind letters (cryptarithm)
- Number Mystery: guess the 2-digit number from clues

DAILY CHALLENGE
Ten fresh questions every day, one attempt per day. Compete on the daily leaderboard, track your Brain Power score, and review your history on the calendar.

RECORDS & BATTLES
- Your times are charted so you can see yourself getting faster
- Battle mode: race against the records of players worldwide

GREAT FOR
- Kids practicing addition, subtraction and multiplication
- Students and adults building mental math speed
- Anyone who wants a quick daily brain workout

## Key features

- Handwritten math input
- Daily progress charts
- Global user rankings
- Competitive mode
- Multiple game modes (5x5, 10x10)
- Addition, subtraction, multiplication practice


## Frequently asked questions about Math Brain

### Does ReckonSquare have ads?

Yes, ReckonSquare contains advertisements. As a free application, ads are displayed to support its development and continued availability.

### What math operations can I practice with ReckonSquare?

ReckonSquare allows you to practice addition, subtraction, and multiplication. You can choose which operation to focus on within the game settings.

### How does ReckonSquare track my progress?

The app features a chart screen where daily records and performance are logged. This provides an intuitive way to visualize your improvement over time and see your personal bests.

### Can I compete with other players using ReckonSquare?

Yes, ReckonSquare includes a 'Compete' function that allows you to compare your scores and records with users from around the world on a global ranking page.

### What age rating does ReckonSquare have?

ReckonSquare is rated for ages 4 and up. This makes it suitable for young children learning basic arithmetic as well as adults.

### On which devices can I use ReckonSquare?

ReckonSquare is available on iPhone, iPad, and iPod devices. It is designed to be compatible with Apple's iOS ecosystem.

### How often is ReckonSquare updated?

The latest version of ReckonSquare is 1.2.5, and it was last updated on April 7, 2023. Updates typically include bug fixes and feature enhancements.

### What is the learning methodology of ReckonSquare?

ReckonSquare utilizes a game-like approach with intuitive handwriting input for practicing arithmetic. This method aims to make learning fun and engaging, fostering a sense of accomplishment through daily record tracking and global competition.

## Version history (last 5 releases)

### 2.1.0 — 2026-07-05

bug fix.

### 2.0.0 — 2026-07-04

Major update! Reckon Square is now Math Brain.
- New modes: Fill-in Math, Letter Math, Number Mystery
- New Daily Challenge with daily rankings
- Improved handwriting recognition
Your previous grid math records carry over automatically.

### 1.2.5 — 2023-04-07

bug fix.

### 1.2.4 — 2022-10-26

bug fix.

### 1.2.3 — 2022-10-24

bug fix.

## Apps similar to Math Brain

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [100 Square Calc: Add & Mul](https://appshunter.io/ios/app/100-square-calc-add-and-mul/id1598691332) | — | Free | Education |
| [小学生　宿題カード](https://appshunter.io/ios/app/id1552319952) | 5.0 (1) | Free | Education |
| [百Math - Calculation App -](https://appshunter.io/ios/app/math-calculation-app/id1576521639) | — | Free | Education |
| [いちまると旅しよう！　しりもじ漢検](https://appshunter.io/ios/app/id1438066719) | 3.5 (2) | Free | Education |
| [100 Squares Calc](https://appshunter.io/ios/app/100-squares-calc/id534131439) | 4.9 (8) | Free | Education |
| [楽しい 小学校 2年生 算数(算数ドリル)](https://appshunter.io/ios/app/2/id1190174030) | 3.5 (4) | Free | Education |

## More apps by Ryuichi Aida

- [Ai gallery -AI image generator](https://appshunter.io/ios/app/ai-gallery-ai-image-generator/id6445823416)
- [9days - Find What's Wrong](https://appshunter.io/ios/app/9days-find-whats-wrong/id6748372552)
- [Hiragana / Katakana Master](https://appshunter.io/ios/app/hiragana-katakana-master/id6758200265)
- [手書きで漢字脳トレ](https://appshunter.io/ios/app/id6780352878)

All apps by Ryuichi Aida: https://appshunter.io/developer/1553473481

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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 2026-07-21.*