# Mnemonica Major Memory System vs Marshall Memory

The clearest difference is price: Marshall Memory at Free against Mnemonica Major Memory System's $3.99. Marshall Memory also leads on rating (5.0 vs 4.0) and update cadence (every 6 weeks vs every 21 months). Mnemonica Major Memory System's advantage is device support (4 vs 2) and iOS requirement (12.0 vs 16.4). On ratings volume, ads and in-app purchases there is nothing between them.

Marshall Memory is free to download; Mnemonica Major Memory System costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Marshall Memory holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Mnemonica Major Memory System ships an update every 21 months, Marshall Memory every 6 weeks. The most recent releases landed on October 8, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Mnemonica Major Memory System | Marshall Memory |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/mnemonica-major-memory-system/id1611390013/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/marshall-memory/id6738463676/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 6 weeks** |
| Monetization | Paid | **Free** |
| Size | 35 MB | 77 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Abdelwadoud Hakimi](https://appshunter.io/developer/1611390015) | [Adrian Aymont](https://appshunter.io/developer/1835144949) |

## What reviewers say

### Mnemonica Major Memory System

[App page](https://appshunter.io/ios/app/mnemonica-major-memory-system/id1611390013)

This app helps you memorize numbers by associating them with images using the Major Memory System. It offers multiple game modes and allows you to upload custom images and study personal numbers. Supports over 20 languages.

**Highlights:** Image association for numbers, Major Memory System training, 3 game modes, Upload custom images, Study personal numbers, Multi-language support

**Features:** Vision Pro support

**In-app purchases:** none


### Marshall Memory

[App page](https://appshunter.io/ios/app/marshall-memory/id6738463676)

This app aids long-term memory retention using spaced repetition and retrieval techniques. It sends timely reminders via notifications or email for various types of information, from quotes to vocabulary.

**Highlights:** Spaced review technique, Retrieval practice, Customizable reminders, Notification alerts, Email prompts, Image input

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

**In-app purchases:** none


## Frequently asked questions

### Is Mnemonica Major Memory System free?

Mnemonica Major Memory System costs $3.99, with no in-app purchases.

### Is Marshall Memory free?

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

### Which has better reviews, Mnemonica Major Memory System or Marshall Memory?

Marshall Memory is rated higher. Mnemonica Major Memory System averages 4.0 out of 5 from 1 ratings, while Marshall Memory averages 5.0 from 1 ratings.

### Do Mnemonica Major Memory System or Marshall Memory have ads?

Neither Mnemonica Major Memory System nor Marshall Memory shows ads.

### Which is updated more often, Mnemonica Major Memory System or Marshall Memory?

Mnemonica Major Memory System ships an update every 21 months, and Marshall Memory every 6 weeks. Most recently, Mnemonica Major Memory System was updated on October 8, 2026 and Marshall Memory on September 23, 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.*