# Numvolt vs Mental Math

The clearest difference is in-app purchases: Mental Math at none against Numvolt's 3. 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 3 in-app purchases, starting at $2.99 per 7 days. 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-practice/id6809142973/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 49 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-practice/id6809142973)

Enhance your arithmetic, fractions, and algebra skills with engaging drills and clear, step-by-step solutions. Practice in timed sprints or a relaxed Zen mode, and track your progress across numerous topics. Compete globally or challenge a friend on a single device.

**Highlights:** Arithmetic, fractions, percentages, algebra training, Timed sprints and Zen mode, Step-by-step solution explanations, Global and local leaderboards, Two-player duel mode, Progress tracking and Home Screen widget

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Numvolt Pro Weekly | $2.99 | per 7 days |
| Numvolt Pro Yearly | $14.99 | per year |
| Numvolt Pro | $24.99 | 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.*