# MemTrainer vs Memory Concentration

The clearest difference is price: MemTrainer at Free against Memory Concentration's $0.99. MemTrainer also leads on in-app purchases (none vs 1). Memory Concentration's advantage is ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

MemTrainer is free to download; Memory Concentration costs $0.99 up front. Memory Concentration sells 1 one-off in-app purchase. MemTrainer asks for nothing beyond the download.

MemTrainer ships an update every 57 months, Memory Concentration every 34 months. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | MemTrainer | Memory Concentration |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 57 months | **Every 34 months** |
| Size | 8 MB | 12 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [POK](https://appshunter.io/developer/357275870) | [Ligature Technologies, LLC.](https://appshunter.io/developer/862705551) |

## What reviewers say

### MemTrainer

[App page](https://appshunter.io/ios/app/memtrainer/id506423958)

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

**In-app purchases:** none


### Memory Concentration

[App page](https://appshunter.io/ios/app/memory-concentration/id910311579)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memory Ad Removal | $0.99 | one-time |


## Frequently asked questions

### Is MemTrainer free?

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

### Is Memory Concentration free?

Memory Concentration costs $0.99, and also offers in-app purchases.

### Do MemTrainer or Memory Concentration have ads?

MemTrainer shows ads; Memory Concentration does not.

### Which is updated more often, MemTrainer or Memory Concentration?

MemTrainer ships an update every 57 months, and Memory Concentration every 34 months. Most recently, MemTrainer was updated on September 17, 2026 and Memory Concentration 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.*