# LarissaMath vs N

The clearest difference is in-app purchases: LarissaMath at none against N's 1. LarissaMath also leads on ads (none vs shown) and iOS requirement (10.3 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. N sells 1 in-app purchase, starting at $1.99 per month. LarissaMath asks for nothing beyond the download.

LarissaMath ships an update every 5 days, N every 3 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | LarissaMath | N |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 210 MB | 5 MB |
| Requires iOS | **10.3** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vassili Kaplan](https://appshunter.io/developer/968947583) | [Toru Fukui](https://appshunter.io/developer/1888097145) |

## What reviewers say

### LarissaMath

[App page](https://appshunter.io/ios/app/larissamath/id1498305556)

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

**In-app purchases:** none


### N

[App page](https://appshunter.io/ios/app/n-back-brain-trainer/id6761675343)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $1.99 | per month |


## Frequently asked questions

### Is LarissaMath free?

LarissaMath is free to download, with no in-app purchases.

### Is N free?

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

### Do LarissaMath or N have ads?

N shows ads; LarissaMath does not.

### Which is updated more often, LarissaMath or N?

LarissaMath ships an update every 5 days, and N every 3 days. Most recently, LarissaMath was updated on October 28, 2026 and N on October 28, 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.*