# NumMind vs Memory & Focus Trainer

The clearest difference is in-app purchases: Memory & Focus Trainer at none against NumMind's 1. Memory & Focus Trainer also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. NumMind sells 1 one-off in-app purchase. Memory & Focus Trainer asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | NumMind | Memory & Focus Trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Size | 7 MB | 46 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [chuncheng su](https://appshunter.io/developer/1865334918) | [MINDNEST STUDIO LLC](https://appshunter.io/developer/1890198903) |

## What reviewers say

### NumMind

[App page](https://appshunter.io/ios/app/nummind/id6758051660)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Ad-Free | $2.99 | one-time |


### Memory & Focus Trainer

[App page](https://appshunter.io/ios/app/memory-and-focus-trainer/id6762214485)

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

**In-app purchases:** none


## Frequently asked questions

### Is NumMind free?

NumMind is free to download, with in-app purchases available.

### Is Memory & Focus Trainer free?

Memory & Focus Trainer is free to download, with no in-app purchases.

### Do NumMind or Memory & Focus Trainer have ads?

Neither NumMind nor Memory & Focus Trainer shows ads.

### Which is updated more often, NumMind or Memory & Focus Trainer?

NumMind ships an update every 3 days, and Memory & Focus Trainer every 3 days. Most recently, NumMind was updated on October 25, 2026 and Memory & Focus Trainer on October 28, 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.*