# Ninimaths vs Ctrl+Alt

The clearest difference is update cadence: Ctrl+Alt at every 3 days against Ninimaths's every 2 months. On price, ads, 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 Ctrl+Alt 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, Ctrl+Alt every 3 days. The most recent releases landed on September 29, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Ninimaths | Ctrl+Alt |
| --- | --- | --- |
| 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 | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 37 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ninicode](https://appshunter.io/developer/647989501) | [pouya zarpak](https://appshunter.io/developer/1844500168) |

## 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 |


### Ctrl+Alt

[App page](https://appshunter.io/ios/app/ctrl-plus-alt-the-system-interrupt/id6775617200)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $1.99 | one-time |


## Frequently asked questions

### Is Ninimaths free?

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

### Is Ctrl+Alt free?

Ctrl+Alt is free to download, with in-app purchases available.

### Do Ninimaths or Ctrl+Alt have ads?

Neither Ninimaths nor Ctrl+Alt shows ads.

### Which is updated more often, Ninimaths or Ctrl+Alt?

Ninimaths ships an update every 2 months, and Ctrl+Alt every 3 days. Most recently, Ninimaths was updated on September 29, 2026 and Ctrl+Alt on September 20, 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.*