# Calculation Training For Brain — Brain Training For All Ages

> Simple math calculation training app for all ages to improve mental math skills. (iPhone/iPad app by Masaki Kanno.)

- Source: https://appshunter.io/ios/app/calculation-training-for-brain/id1159243202 (this page in markdown: same URL + `.md`)
- Developer: [Masaki Kanno](https://appshunter.io/developer/843112443)
- Category: Education, Games, Puzzle, Trivia
- Price: Free with in-app purchases (on sale, was $3.99)
- Rating: 4.40/5 from 14 App Store ratings · 50 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 97 MB
- Languages: American English, Japanese
- Released: 2016-09-29
- Data updated: 2026-08-04
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/calculation-training-for-brain/id1159243202/reviews.md

## What is Calculation Training For Brain?

"Calculation Training" is a brain-training app for practicing arithmetic that can be enjoyed by everyone—from elementary school children to seniors.
It features simple, game-like controls and offers a variety of calculation problems. Use it for practicing arithmetic (mental math) from elementary school level, warming up your brain before studying, or maintaining cognitive health and mental sharpness for older adults.

- Choose Your Training

This app lets you practice the four basic arithmetic operations that form the foundation of math. You can focus on a single type of calculation or try mixed problems that include all types.

* Addition
* Subtraction
* Division
* Multiplication
* Mixed arithmetic (all operations)

- Adjustable Difficulty
There are five difficulty levels, ranging from “Easy” to “Very Hard.”
You can choose the level that matches your ability, making practice efficient and effective.

By solving problems repeatedly and gradually increasing the difficulty, your calculation speed will naturally improve, helping you enhance your mental math skills.

- Training Modes
This app includes five training modes. Your best score is recorded in each mode, allowing you to track your progress and improvement.

◆ Time Limit Mode
Solve as many problems as possible within a set time.
The time limit can be adjusted from 20 to 90 seconds in 10-second increments via the Settings menu.
Perfect for quick practice sessions or more focused, longer training.

◆ Fixed Problem Mode
Challenge yourself to solve a set number of problems as quickly as possible.
The number of questions can be adjusted from 10 to 50 in increments of 10 via the Settings menu.

◆ Endless Mode
Each correct answer extends the time limit.
Answer quickly and continuously to solve more problems and achieve a higher score.

◆ Long Calculation Mode
Solve longer expressions that include both addition and subtraction.

◆ Column Method Mode
Practice vertical calculations (column method).
Train your speed in solving multi-digit addition and subtraction problems, up to three rows.

- Input Options
For multi-digit answers, you can choose whether to input digits starting from the highest or lowest place value.
There are also two types of number pad layouts, allowing you to select the one that feels most comfortable.

- Online Rankings
Compete with players around the world through global online rankings.
In Time Limit Mode, longer time limits yield higher scores.
In Fixed Problem Mode, solving more problems results in higher scores.

---
Calculation Training
Brain Training / Math Game / Educational App for Kids
Free
---

## Key features

- Basic math calculation practice
- Suitable for all ages
- Game-like engagement
- Customizable difficulty, duration, and calculation type
- Addition, subtraction, multiplication, division, and mixed operations

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $5.99 | one-time |


## Recent user reviews (10 of 50)

All indexed reviews: https://appshunter.io/ios/app/calculation-training-for-brain/id1159243202/reviews.md

### 5/5 — マジやりやすい

*2025-12-06, version 1.7.3*

計算の練習が出来て
結果で順位もできて、
計算が嫌いだったり
計算が遅かったり
するとこれを、やれば
計算も早くなります、
制限時間も変えれて、
たしざんも引き算もかけ算も割り算も
やりたい計算がやり放題です、
とても良いので皆さんもやってみてください。

### 4/5 — さーいーこーうー！

*2025-08-30, version 1.7.3*

足し算引き算と言う色んなのがあって良いです🤭🤭後でも時間制限で50秒までしかないか、初心者の事も考えて80秒くらい欲しいです🙇🏻‍♀️

### 3/5 — 計算カトレーニング-小学生からできる計算脳トレ

*2025-05-26, version 1.7.2*

頭がちょっと良くなったような気がする。？

### 5/5 — Brilliant

*2025-04-24, version 1.7.2*

Having heavy head for calculations I believe this will bring back my brain to a decent level.

### 5/5 — 大人にもおすすめ

*2025-03-09, version 1.7.2*

小学生の頃、計算が苦手だったので、社会人になってから改めて計算能力を鍛えようと、本アプリをインストールしました。シンプルでやり応えがある素晴らしいアプリで、ハマりました。

### 5/5 — 計算たのしい。

*2025-02-15, version 1.7.2*

数字が、死ぬほど嫌いな俺でも、このアプリは、シンプルで使いやすいです。

### 5/5 — ありがとう

*2025-01-10, version 1.7.2*

とても子供の役に立ちました♪

### 5/5 — Oh my goodness

*2024-09-27, version 1.7.2*

Oh my goodness

### 5/5 — 暗算に最適

*2024-08-27, version 1.7.2*

算数の勉強にかなり役立つ

### 4/5 — ちょうどいい脳トレ

*2024-07-29, version 1.7.2*

朝、短時間での脳トレに最適です。
本当は星5にしたいのですが、この間アップデートが行われる、「ロング計算」の「式の長さ」が最高「7」に制限されてしまいました。以前のようなもっと長いロング計算にして欲しいです。

## Frequently asked questions about Calculation Training For Brain

### What does Calculation Training For Brain do?

This app is designed for practicing basic math calculations. It offers a simple and engaging way for users of all ages to improve their mental math skills through game-like exercises. You can customize the difficulty, duration, and type of calculation you want to practice.

### What types of math calculations can I train with this app?

The app offers five types of math training: addition, subtraction, multiplication, division, and a mixed mode that includes all four operations. This variety allows for comprehensive practice of fundamental arithmetic skills.

### Is Calculation Training For Brain free to use?

The app is free to download and use, but it does include in-app purchases and advertisements. These may offer additional features or remove ads, providing options for users who wish to enhance their experience.

### Who is this app best suited for?

This app is ideal for a wide range of users, including young children and elementary school students looking to build a strong math foundation, as well as older adults seeking to keep their minds active and sharp. It serves as an excellent daily brain warm-up.

### How can this app help improve my math skills?

By engaging in daily practice with customizable settings, users can progressively improve their ability to solve mathematical problems, including larger numbers, mentally. The game-like approach makes learning enjoyable and encourages consistent use, leading to stronger mental calculation abilities.

## Version history (last 5 releases)

### 1.8.3 — 2026-08-01

-Optimized some features.
-Fixed minor bugs.
-Updated parts of the layout.

### 1.8.1 — 2026-05-04

- Fixed an issue where purchase status was sometimes not correctly recognized
- Made adjustments to some UI elements

### 1.8.0 — 2026-04-18

- Added a new calculation training mode, 'Column Method'
- Optimized performance at startup
- Adjusted the difficulty of some questions
- Adjusted the screen display

### 1.7.5 — 2026-04-09

-Incorrect answers are no longer counted as mistakes unless they are confirmed.
-Made minor UI adjustments and fixed some bugs.

### 1.7.3 — 2025-08-26

- Added a feature to record and view high scores for each training setting
- Fixed an issue where the same question could appear consecutively

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## More apps by Masaki Kanno

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- [Daily Brain Training](https://appshunter.io/ios/app/daily-brain-training/id1088644441)
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All apps by Masaki Kanno: https://appshunter.io/developer/843112443

## Related topics

[masaki kanno](https://appshunter.io/ios/topics/masaki-kanno)

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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 2026-08-04.*