# Mnemonica Major Memory System vs Master Any Stack

The clearest difference is price: Mnemonica Major Memory System at $3.99 against Master Any Stack's $14.99. Mnemonica Major Memory System also leads on rating (4.0 vs 3.0) and device support (4 vs 2). Master Any Stack's advantage is update cadence (every 3 weeks vs every 21 months) and chart position (#185 vs unranked). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

Mnemonica Major Memory System costs $3.99 and Master Any Stack $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Mnemonica Major Memory System holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Mnemonica Major Memory System ships an update every 21 months, Master Any Stack every 3 weeks. The most recent releases landed on September 3, 2026 and August 23, 2026 respectively.

## The numbers

| Metric | Mnemonica Major Memory System | Master Any Stack |
| --- | --- | --- |
| Price | **$3.99** | $14.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/mnemonica-major-memory-system/id1611390013/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/master-any-stack/id1639475883/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#185** |
| Size | 35 MB | 22 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Abdelwadoud Hakimi](https://appshunter.io/developer/1611390015) | [The Daily Magician Ltd.](https://appshunter.io/developer/1650401526) |

## 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


### Master Any Stack

[App page](https://appshunter.io/ios/app/master-any-stack/id1639475883)

**Currently charting:** #185 Top Paid · Education (US App Store)

Learn to memorize the order of a deck of cards with this user-friendly app. It offers video and text training on a unique memorization method, allows customization of stacks, and provides various practice modes to help you master card sequences.

**Highlights:** Learn memorization method via video and text, Create and practice custom card stacks, Practice specific sections of the deck, Utilize P.A.O. (Person, Action, Object) method, Timed and free play practice modes, Track daily practice streaks

**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 Master Any Stack free?

Master Any Stack costs $14.99, with no in-app purchases.

### Which has better reviews, Mnemonica Major Memory System or Master Any Stack?

Mnemonica Major Memory System is rated higher. Mnemonica Major Memory System averages 4.0 out of 5 from 1 ratings, while Master Any Stack averages 3.0 from 4 ratings.

### Do Mnemonica Major Memory System or Master Any Stack have ads?

Neither Mnemonica Major Memory System nor Master Any Stack shows ads.

### Which is updated more often, Mnemonica Major Memory System or Master Any Stack?

Mnemonica Major Memory System ships an update every 21 months, and Master Any Stack every 3 weeks. Most recently, Mnemonica Major Memory System was updated on September 3, 2026 and Master Any Stack on August 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.*