# Mental Math vs NumberPlay

The clearest difference is in-app purchases: NumberPlay at none against Mental Math's 3. Mental Math's advantage is update cadence (weekly vs every 4 weeks) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Mental Math sells 3 in-app purchases, starting at $5.99 per month. NumberPlay asks for nothing beyond the download.

Mental Math ships an update weekly, NumberPlay every 4 weeks. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Mental Math | NumberPlay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/mental-math-focus-trainer/id6757860865/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Freemium | — |
| Size | 11 MB | 4 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Denys Kotenko](https://appshunter.io/developer/1869320256) | [Manoj Kumar Gubba](https://appshunter.io/developer/1865679027) |

## What reviewers say

### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-focus-trainer/id6757860865)

Enhance concentration and mental speed with daily mental math exercises. This app offers a minimalist approach to brain training, helping you prepare for deep work, studying, or important meetings. Track your progress and customize sessions to improve focus and cognitive clarity.

**Highlights:** Performance testing, Mental math training (add, subtract, multiply, divide), Customizable exercises, Progress tracking, Minimalist design, Focus improvement

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly: Focus & Mental Math | $5.99 | per month |
| Pro Yearly: Focus & Mental Math | $24.99 | per year |
| Pro Lifetime: Focus & Mental Math | $49.99 | one-time |


### NumberPlay

[App page](https://appshunter.io/ios/app/numberplay-maths-trainer/id6759343883)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mental Math free?

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

### Is NumberPlay free?

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

### Do Mental Math or NumberPlay have ads?

Neither Mental Math nor NumberPlay shows ads.

### Which is updated more often, Mental Math or NumberPlay?

Mental Math ships an update weekly, and NumberPlay every 4 weeks. Most recently, Mental Math was updated on October 7, 2026 and NumberPlay on October 10, 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.*