# 81 numbers ascend memory vs Number Memory

The clearest difference is ads: 81 numbers ascend memory at none against Number Memory's shown. 81 numbers ascend memory also leads on iOS requirement (8.0 vs 15.0). Number Memory's advantage is update cadence (weekly vs every 13 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

81 numbers ascend memory ships an update every 13 months, Number Memory weekly. The most recent releases landed on October 6, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 81 numbers ascend memory | Number Memory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/81-numbers-ascend-memory/id422252842/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Weekly** |
| Monetization | Free | — |
| Size | 4 MB | 27 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Currach Software](https://appshunter.io/developer/315759561) | [Iclal KABATAS](https://appshunter.io/developer/1896019931) |

## What reviewers say

### 81 numbers ascend memory

[App page](https://appshunter.io/ios/app/81-numbers-ascend-memory/id422252842)

A memory game where players find numbers 1 through 81 in ascending order across nine stages. After the initial touch, number tiles are hidden, requiring memorization of their positions to complete each level quickly.

**Highlights:** Find numbers 1-81, Ascending order challenge, Memorize hidden tile positions, Nine stages of increasing difficulty, Quick reaction and memory test

**Features:** macOS Compatibility

**In-app purchases:** none


### Number Memory

[App page](https://appshunter.io/ios/app/number-memory-brain-age-test/id6770123794)

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

**In-app purchases:** none


## Frequently asked questions

### Is 81 numbers ascend memory free?

81 numbers ascend memory is free to download, with no in-app purchases.

### Is Number Memory free?

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

### Do 81 numbers ascend memory or Number Memory have ads?

Number Memory shows ads; 81 numbers ascend memory does not.

### Which is updated more often, 81 numbers ascend memory or Number Memory?

81 numbers ascend memory ships an update every 13 months, and Number Memory weekly. Most recently, 81 numbers ascend memory was updated on October 6, 2026 and Number Memory on October 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*