# Ninimaths vs HAYABUSA

The clearest difference is ads: Ninimaths at none against HAYABUSA's shown. Ninimaths also leads on iOS requirement (13.0 vs 26.5). HAYABUSA's advantage is update cadence (weekly vs every 2 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Ninimaths sells 3 one-off in-app purchases and HAYABUSA sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ninimaths ships an update every 2 months, HAYABUSA weekly. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Ninimaths | HAYABUSA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (45 ratings)](https://appshunter.io/ios/app/ninimaths/id647989498/reviews)** | — |
| Number of ratings | **45** | — |
| Positive reviews | 97.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 11 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ninicode](https://appshunter.io/developer/647989501) | [Kenichi Kato](https://appshunter.io/developer/6780769174) |

## 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 |


### HAYABUSA

[App page](https://appshunter.io/ios/app/hayabusa/id6780825148)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム | $1.99 | one-time |


## Frequently asked questions

### Is Ninimaths free?

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

### Is HAYABUSA free?

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

### Do Ninimaths or HAYABUSA have ads?

HAYABUSA shows ads; Ninimaths does not.

### Which is updated more often, Ninimaths or HAYABUSA?

Ninimaths ships an update every 2 months, and HAYABUSA weekly. Most recently, Ninimaths was updated on October 16, 2026 and HAYABUSA on October 11, 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.*