# Numina vs Arcana

The clearest difference is update cadence: Arcana at every 9 days against Numina's every 2 months. Numina's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Numina sells 2 in-app purchases, starting at $8.99 per month and Arcana sells 2 in-app purchases, starting at $24.99 per year. Whichever you choose, the download price is not the number that matters.

Numina ships an update every 2 months, Arcana every 9 days. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Numina | Arcana |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Size | 120 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SVERRE ANKER LARSEN GROENAAS](https://appshunter.io/developer/1891891659) | [MOHAMMAD HASSAN GARSHASB](https://appshunter.io/developer/6817066993) |

## What reviewers say

### Numina

[App page](https://appshunter.io/ios/app/numina-learn-mental-math/id6761914306)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numina PRO | $8.99 | per month |
| Numina PRO | $79.99 | per year |


### Arcana

[App page](https://appshunter.io/ios/app/arcana-mental-math-tricks/id6824591215)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Arcana Pro (Yearly) | $24.99 | per year |
| Arcana Pro (Lifetime) | $49.99 | one-time |


## Frequently asked questions

### Is Numina free?

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

### Is Arcana free?

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

### Do Numina or Arcana have ads?

Neither Numina nor Arcana shows ads.

### Which is updated more often, Numina or Arcana?

Numina ships an update every 2 months, and Arcana every 9 days. Most recently, Numina was updated on October 31, 2026 and Arcana on November 1, 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.*