# Memorandum vs Wool 3D Match

The clearest difference is in-app purchases: Memorandum at none against Wool 3D Match's 1. Wool 3D Match's advantage is update cadence (weekly vs every 3 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Wool 3D Match sells 1 one-off in-app purchase. Memorandum asks for nothing beyond the download.

Memorandum ships an update every 3 months, Wool 3D Match weekly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Memorandum | Wool 3D Match |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Size | 6 MB | 44 MB |
| Requires iOS | 26.1 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HORACIO GARZA](https://appshunter.io/developer/1859810363) | [HYUN LEE](https://appshunter.io/developer/1481952077) |

## What reviewers say

### Memorandum

[App page](https://appshunter.io/ios/app/memorandum-memorize-and-win/id6756941530)

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

**In-app purchases:** none


### Wool 3D Match

[App page](https://appshunter.io/ios/app/wool-3d-match/id6762588270)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads 01 | $5.99 | one-time |


## Frequently asked questions

### Is Memorandum free?

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

### Is Wool 3D Match free?

Wool 3D Match is free to download, with in-app purchases available.

### Do Memorandum or Wool 3D Match have ads?

Both Memorandum and Wool 3D Match show ads.

### Which is updated more often, Memorandum or Wool 3D Match?

Memorandum ships an update every 3 months, and Wool 3D Match weekly. Most recently, Memorandum was updated on November 5, 2026 and Wool 3D Match on October 31, 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.*