# Mental Calculation vs Geometry Nets Helper

The clearest difference is rating: Mental Calculation at 3.8 against Geometry Nets Helper's 1.0. Mental Calculation also leads on review sentiment (81% vs 44%) and ratings volume (22 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mental Calculation holds the better App Store score, 3.8 against 1.0. That said, the two scores are not equally well evidenced: Mental Calculation has 22 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 81% of Mental Calculation's written reviews are positive against 44% of Geometry Nets Helper's.

Mental Calculation ships an update every 3 months, Geometry Nets Helper every 8 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Mental Calculation | Geometry Nets Helper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (22 ratings)](https://appshunter.io/ios/app/mental-calculation-mathybot/id1468698300/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/geometry-nets-helper/id1468855328/reviews) |
| Number of ratings | **22** | 1 |
| Positive reviews | **81.3% of reviews** | 44.4% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 14 MB | 50 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jaime C. Carriedo](https://appshunter.io/developer/785723408) | [Plus Inc. (Japan)](https://appshunter.io/developer/445792061) |

## What reviewers say

### Mental Calculation

[App page](https://appshunter.io/ios/app/mental-calculation-mathybot/id1468698300)

Practice basic arithmetic operations like addition, subtraction, multiplication, and division. Engage in challenges against the AI or another player, choosing difficulty levels to improve your math skills with fun.

**Highlights:** Addition and subtraction practice, Times tables and division, Challenge MathyBot mode, Two-player mode, Selectable difficulty levels, Customizable operations

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

**In-app purchases:** none


### Geometry Nets Helper

[App page](https://appshunter.io/ios/app/geometry-nets-helper/id1468855328)

This app helps visualize the transformation between 2D cube nets and 3D solid cubes. Users can add colors and symbols to surfaces for clearer understanding and test various assembly scenarios. It supports all 11 types of cube nets, allowing for rotation and flipping.

**Highlights:** Net to solid cube visualization, Surface, side, and point connection understanding, Color and symbol customization, Interactive problem-solving, Support for all 11 cube nets, Net rotation and flipping

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

**In-app purchases:** none


## Frequently asked questions

### Is Mental Calculation free?

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

### Is Geometry Nets Helper free?

Geometry Nets Helper is free to download, with no in-app purchases.

### Which has better reviews, Mental Calculation or Geometry Nets Helper?

Mental Calculation is rated higher. Mental Calculation averages 3.8 out of 5 from 22 ratings, while Geometry Nets Helper averages 1.0 from 1 ratings.

### Do Mental Calculation or Geometry Nets Helper have ads?

Both Mental Calculation and Geometry Nets Helper show ads.

### Which is updated more often, Mental Calculation or Geometry Nets Helper?

Mental Calculation ships an update every 3 months, and Geometry Nets Helper every 8 months. Most recently, Mental Calculation was updated on November 6, 2026 and Geometry Nets Helper on November 3, 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.*