# Number Brain vs Digit Memory π

The clearest difference is in-app purchases: Digit Memory π at none against Number Brain's 1. Digit Memory π also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.6). On price and device support there is nothing between them.

Both are free to download. Number Brain sells 1 one-off in-app purchase. Digit Memory π asks for nothing beyond the download.

## The numbers

| Metric | Number Brain | Digit Memory π |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | — |
| Monetization | — | Free |
| Size | 53 MB | 4 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gerard Grundy](https://appshunter.io/developer/714855075) | [merve bayraktar](https://appshunter.io/developer/1797360605) |

## What reviewers say

### Number Brain

[App page](https://appshunter.io/ios/app/number-brain/id1196440935)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Digit Memory π

[App page](https://appshunter.io/ios/app/digit-memory/id6742198711)

This app presents random numbers on screen for a brief moment, challenging you to recall them. It features adjustable difficulty levels and tracks your performance, offering a fun way to test and improve your memory skills.

**Highlights:** Random number sequences, One-second viewing intervals, Compare current to previous number, Multiple difficulty levels, Performance results screen, Memory skill challenge

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Number Brain free?

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

### Is Digit Memory π free?

Digit Memory π is free to download, with no in-app purchases.

### Do Number Brain or Digit Memory π have ads?

Number Brain shows ads; Digit Memory π does not.

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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.*