# Memory Master plus vs Key Jam!

The clearest difference is ads: Memory Master plus at none against Key Jam!'s shown. Memory Master plus also leads on iOS requirement (6.0 vs 12.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Memory Master plus | Key Jam! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (40 ratings)](https://appshunter.io/ios/app/memory-master-plus/id1185831424/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | Every 2 days |
| Monetization | Free | — |
| Size | 25 MB | 104 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [北京杰诚创业科技有限公司](https://appshunter.io/developer/1185831423) | [Virtual Projects Oyun Yazilim Ve Teknoloji](https://appshunter.io/developer/1327820445) |

## What reviewers say

### Memory Master plus

[App page](https://appshunter.io/ios/app/memory-master-plus/id1185831424)

Assess your memory with a game inspired by professional tests. Remember numbers in grids and replace them in the correct order to progress through increasingly challenging levels. Compete with friends and discover your true memory potential.

**Highlights:** Memory assessment inspired by WIS, Number recall and replacement challenges, Endless, progressively difficult levels, Instant fun with no registration, Compete with friends to show IQ

**Features:** macOS Compatibility

**In-app purchases:** none


### Key Jam!

[App page](https://appshunter.io/ios/app/key-jam/id6477823893)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Memory Master plus free?

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

### Is Key Jam! free?

Key Jam! is free to download, with no in-app purchases.

### Do Memory Master plus or Key Jam! have ads?

Key Jam! shows ads; Memory Master plus does not.

### Which is updated more often, Memory Master plus or Key Jam!?

Memory Master plus ships an update every 2 days, and Key Jam! every 2 days. Most recently, Memory Master plus was updated on October 4, 2026 and Key Jam! on October 5, 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.*