# Math Vs Aliens vs Mental Calculation & Abacus

The clearest difference is rating: Mental Calculation & Abacus at 4.8 against Math Vs Aliens's 3.9. Math Vs Aliens's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, ratings volume and in-app purchases 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 & Abacus holds the better App Store score, 4.8 against 3.9. Both are backed by a comparable volume of ratings — 8 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

## The numbers

| Metric | Math Vs Aliens | Mental Calculation & Abacus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (8 ratings)](https://appshunter.io/ios/app/math-vs-aliens/id983098355/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/mental-calculation-and-abacus/id1582407909/reviews)** |
| Number of ratings | **8** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 6 months |
| Monetization | **Free** | Ad-supported |
| Size | 26 MB | 143 MB |
| Requires iOS | **5.1.1** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kok Leong Tan](https://appshunter.io/developer/479523436) | [Park Jisang](https://appshunter.io/developer/995438886) |

## What reviewers say

### Math Vs Aliens

[App page](https://appshunter.io/ios/app/math-vs-aliens/id983098355)

This classic game combines platforming action with math practice. Players collect gems to battle aliens and improve their addition, subtraction, division, and multiplication skills. It's designed for children in first through third grade to have fun while learning.

**Highlights:** Platformer gameplay, Math practice (addition, subtraction, division, multiplication), Collect Time Gems, Battle Alien Bosses, Unlock 9 levels, Suitable for grades 1-3

**In-app purchases:** none


### Mental Calculation & Abacus

[App page](https://appshunter.io/ios/app/mental-calculation-and-abacus/id1582407909)

Engage in a fun and educational game designed to enhance mental calculation skills. Learn to use an abacus with an easy-to-follow tutorial and practice with diverse question types.

**Highlights:** Mental calculation practice, Abacus learning tutorial, Variety of practice questions, Suitable for all ages

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Vs Aliens free?

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

### Is Mental Calculation & Abacus free?

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

### Which has better reviews, Math Vs Aliens or Mental Calculation & Abacus?

Mental Calculation & Abacus is rated higher. Math Vs Aliens averages 3.9 out of 5 from 8 ratings, while Mental Calculation & Abacus averages 4.8 from 4 ratings.

### Do Math Vs Aliens or Mental Calculation & Abacus have ads?

Mental Calculation & Abacus shows ads; Math Vs Aliens does not.

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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.*