# Instituto Isaac Newton vs Mental Arithmetic Math

The clearest difference is ads: Instituto Isaac Newton at none against Mental Arithmetic Math's shown. Mental Arithmetic Math's advantage is update cadence (every 2 months vs every 48 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Instituto Isaac Newton ships an update every 48 months, Mental Arithmetic Math every 2 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Instituto Isaac Newton | Mental Arithmetic Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (97 ratings)](https://appshunter.io/ios/app/mental-arithmetic-math/id1580847431/reviews)** |
| Number of ratings | — | **97** |
| Positive reviews | — | 90.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 48 months | **Every 2 months** |
| Monetization | — | Ad-supported |
| Size | 34 MB | 105 MB |
| Requires iOS | **14** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SCHOOL IBOX S.A.S. DE C.V.](https://appshunter.io/developer/1271228289) | [Satoshi Konno](https://appshunter.io/developer/1565729374) |

## What reviewers say

### Instituto Isaac Newton

[App page](https://appshunter.io/ios/app/instituto-isaac-newton/id1571540055)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mental Arithmetic Math

[App page](https://appshunter.io/ios/app/mental-arithmetic-math/id1580847431)

Engage in fun arithmetic challenges suitable for all ages. Improve your math skills and concentration with adjustable difficulty levels. Play solo or with friends, even offline, for a quick and enjoyable brain workout.

**Highlights:** Arithmetic challenges, Adjustable difficulty, Suitable for all ages, Play with friends, Offline play, Improves concentration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Instituto Isaac Newton free?

Instituto Isaac Newton is free to download, with no in-app purchases.

### Is Mental Arithmetic Math free?

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

### Do Instituto Isaac Newton or Mental Arithmetic Math have ads?

Mental Arithmetic Math shows ads; Instituto Isaac Newton does not.

### Which is updated more often, Instituto Isaac Newton or Mental Arithmetic Math?

Instituto Isaac Newton ships an update every 48 months, and Mental Arithmetic Math every 2 months. Most recently, Instituto Isaac Newton was updated on November 7, 2026 and Mental Arithmetic Math on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*