# Mental Math - Boost Cal Skills — Improve Math Calc Skills

> Math calculation training app with customizable time limits and problem counts. (iPhone/iPad app by Yudai Kitano.)

- Source: https://appshunter.io/ios/app/mental-math-boost-cal-skills/id1572014520 (this page in markdown: same URL + `.md`)
- Developer: [Yudai Kitano](https://appshunter.io/developer/1529380991)
- Category: Education, Lifestyle
- Price: Free
- Rating: 4.50/5 from 4 App Store ratings · 4 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 67 MB
- Languages: English, Japanese
- Released: 2021-06-20
- Data updated: 2026-06-01
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/mental-math-boost-cal-skills/id1572014520/reviews.md

## What is Mental Math?

This is a calculation training app where you can solve math problems within a predetermined time limit. You can customize the time limit and the number of problems according to your preferences. Once the problems are completed, the calculation results are displayed, and you can make use of them in the future. The problem interface has been designed to be as simple as possible, ensuring comfortable usability. With a short time limit, you can play and solve problems in your spare time, enjoying a gaming experience.

If you have any requests or suggestions, you can submit them through the app. Please feel free to actively utilize it if there are any features you desire.

## Key features

- Solve math problems against a time limit
- Customize time limit and number of problems
- Review calculation results
- Simple and comfortable user interface
- Gaming experience for spare time

## Recent user reviews (4 of 4)

All indexed reviews: https://appshunter.io/ios/app/mental-math-boost-cal-skills/id1572014520/reviews.md

### 5/5 — 楽しい！

*2025-04-21, version 1.10.0*

楽しいです！
でも今までの最高記録とか記録とかが見れるようになるといいかも、、

### 3/5 — ぁ

*2025-03-21, version 1.10.0*

勉強にはなるが面白くはない

### 5/5 — 暗算最高！！^_^

*2024-08-03, version 1.10.0*

僕は、算数が得意で暗算が一番簡単でいつもいつもこれをやってました！これをつくった人、最高です！

### 5/5 — あたまがあつい

*2023-11-09, version 1.8.0*

ひさびさしたらむずかしい。
でも、たのしい。

## Frequently asked questions about Mental Math

### What is Mental Math used for?

Mental Math is a calculation training app designed to help users improve their math skills. It allows you to solve math problems within a set time limit and customize the difficulty to suit your needs.

### How can I customize the challenges in Mental Math?

You can customize the time limit for solving problems and the total number of problems you want to tackle. This allows for a personalized training experience tailored to your preferences.

### Does Mental Math offer offline play?

The provided description does not specify if Mental Math supports offline play. However, its core functionality of solving timed math problems suggests it may be playable without a constant internet connection.

### How does Mental Math track my progress?

After completing a set of problems, Mental Math displays your calculation results. You can review these results to monitor your performance and identify areas for improvement over time.

### What is the age rating for Mental Math?

Mental Math has an age rating of 4+, making it suitable for a wide range of users looking to enhance their mathematical abilities.

### Does Mental Math have ads?

Yes, Mental Math contains advertisements. As a free application, it utilizes ads to support its development and maintenance.

### How often is Mental Math updated?

The latest version of Mental Math is 1.10.0, and it was last updated on July 13, 2024. This indicates a relatively active update schedule for the application.

### What devices is Mental Math available on?

Mental Math is currently supported on iPhone and iPod devices, offering a focused experience for Apple users.

## Version history (last 5 releases)

### 1.11.3 — 2026-05-29

Added functionality to display a loading screen while recording scores.

### 1.11.1 — 2026-05-22

We have fixed an issue that prevented users from creating accounts.

### 1.10.0 — 2024-07-13

* UI update.

### 1.9.0 — 2024-05-12

* Revised problem generation functionality.
* Updated internal system.

### 1.8.0 — 2023-06-20

* Added an initialization screen.
* Made design modifications to some screens.

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## More apps by Yudai Kitano

- [Memoist](https://appshunter.io/ios/app/memoist/id1535035915)

All apps by Yudai Kitano: https://appshunter.io/developer/1529380991

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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 2026-06-01.*