# Numvolt vs Mental Math

The clearest difference is in-app purchases: Mental Math at none against Numvolt's 1. Mental Math also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Numvolt sells 1 one-off in-app purchase. Mental Math asks for nothing beyond the download.

## The numbers

| Metric | Numvolt | Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/numvolt-mental-math-trainer/id6809142973/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 25 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ROMEO ILARIO FLAVIO GAMBINO](https://appshunter.io/developer/1874823696) | [Johannes Lauber](https://appshunter.io/developer/1483223615) |

## What reviewers say

### Numvolt

[App page](https://appshunter.io/ios/app/numvolt-mental-math-trainer/id6809142973)

Enhance your mental math skills with a comprehensive trainer offering 15 topics and 150 levels each. Learn fastest calculation methods, track progress, and compete globally. Features include daily challenges, duels, and a home screen widget.

**Highlights:** 15 topics, 150 levels each, Fastest calculation method explanations, Daily challenges and sprints, Global ladder rankings, Two-player duels, Progress tracking and home screen widget

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numvolt Pro | $8.99 | one-time |


### Mental Math

[App page](https://appshunter.io/ios/app/mental-math-learn-math/id6809820085)

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

**In-app purchases:** none


## Frequently asked questions

### Is Numvolt free?

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

### Is Mental Math free?

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

### Do Numvolt or Mental Math have ads?

Neither Numvolt nor Mental Math shows ads.

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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.*