# Ninimaths vs 脳トレ！ナンプレ

Ninimaths and 脳トレ！ナンプレ both sit at 4.9 stars, but that hides the real split: 97% of Ninimaths's written reviews are positive against 55% of 脳トレ！ナンプレ's. Ninimaths also leads on ads (none vs shown) and update cadence (every 2 months vs every 3 months). 脳トレ！ナンプレ's advantage is in-app purchases (none vs 3). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Ninimaths sells 3 one-off in-app purchases. 脳トレ！ナンプレ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Ninimaths against 4.8 for 脳トレ！ナンプレ. Both are backed by a comparable volume of ratings — 46 and 19 respectively. Written reviews are what separate them: 97% of Ninimaths's written reviews are positive against 55% of 脳トレ！ナンプレ's.

Ninimaths ships an update every 2 months, 脳トレ！ナンプレ every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Ninimaths | 脳トレ！ナンプレ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (46 ratings)](https://appshunter.io/ios/app/ninimaths/id647989498/reviews)** | [4.8 (19 ratings)](https://appshunter.io/ios/app/id1623302167/reviews) |
| Number of ratings | **46** | 19 |
| Positive reviews | **97.4% of reviews** | 55.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 27 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ninicode](https://appshunter.io/developer/647989501) | [nullhouse Inc.](https://appshunter.io/developer/853672308) |

## What reviewers say

### Ninimaths

[App page](https://appshunter.io/ios/app/ninimaths/id647989498)

Enhance your mental arithmetic skills with a variety of calculation modes. Practice addition, subtraction, multiplication, and division with customizable number ranges and column display. Track your progress with daily scores and compete with others through a ranking system.

**Highlights:** Multiple calculation modes (add, subtract, multiply, divide, mix), Customizable number ranges (1-5 digits), Column display format, Daily score recording and graphing, Game Center ranking, Time trial mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Hamburger | $1.99 | one-time |
| Ramen | $4.99 | one-time |


### 脳トレ！ナンプレ

[App page](https://appshunter.io/ios/app/id1623302167)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Ninimaths free?

Ninimaths is free to download, with in-app purchases available.

### Is 脳トレ！ナンプレ free?

脳トレ！ナンプレ is free to download, with no in-app purchases.

### Which has better reviews, Ninimaths or 脳トレ！ナンプレ?

Ninimaths is rated higher. Ninimaths averages 4.9 out of 5 from 46 ratings, while 脳トレ！ナンプレ averages 4.8 from 19 ratings.

### Do Ninimaths or 脳トレ！ナンプレ have ads?

脳トレ！ナンプレ shows ads; Ninimaths does not.

### Which is updated more often, Ninimaths or 脳トレ！ナンプレ?

Ninimaths ships an update every 2 months, and 脳トレ！ナンプレ every 3 months. Most recently, Ninimaths was updated on October 24, 2026 and 脳トレ！ナンプレ on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*