# Numbrain vs The Silent Code

The clearest difference is iOS requirement: Numbrain at 11.0 against The Silent Code's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Numbrain sells 2 one-off in-app purchases and The Silent Code sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Numbrain | The Silent Code |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Weekly | — |
| Size | 27 MB | 8 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yakup Arslan](https://appshunter.io/developer/1583950519) | [MUNEER SABLAL](https://appshunter.io/developer/1530653177) |

## What reviewers say

### Numbrain

[App page](https://appshunter.io/ios/app/numbrain-number-puzzle-game/id1615972338)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove All Ads | $2.99 | one-time |
| Unlock all Numbrain puzzle | $4.99 | one-time |


### The Silent Code

[App page](https://appshunter.io/ios/app/the-silent-code-math-puzzle/id6765723868)

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

**In-app purchases (1)**

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


## Frequently asked questions

### Is Numbrain free?

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

### Is The Silent Code free?

The Silent Code is free to download, with in-app purchases available.

### Do Numbrain or The Silent Code have ads?

Both Numbrain and The Silent Code show ads.

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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.*