# King of Math vs Mental Arithmetic Math

The clearest difference is price: Mental Arithmetic Math at Free against King of Math's $3.99. King of Math's advantage is ads (none vs shown) and rating (4.7 vs 4.4). On review sentiment, update cadence, in-app purchases and device support there is nothing between them.

Mental Arithmetic Math is free to download; King of Math costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

King of Math holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 443 and 97 respectively. Written reviews point the same way: 97% of King of Math's written reviews are positive against 90% of Mental Arithmetic Math's.

King of Math ships an update monthly, Mental Arithmetic Math every 2 months. The most recent releases landed on November 10, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | King of Math | Mental Arithmetic Math |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (443 ratings)](https://appshunter.io/ios/app/king-of-math-school-ed/id545625741/reviews)** | [4.4 (97 ratings)](https://appshunter.io/ios/app/mental-arithmetic-math/id1580847431/reviews) |
| Number of ratings | **443** | 97 |
| Positive reviews | **96.6% of reviews** | 90.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Paid | **Ad-supported** |
| Size | 214 MB | 105 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oddrobo Software AB](https://appshunter.io/developer/423545647) | [Satoshi Konno](https://appshunter.io/developer/1565729374) |

## What reviewers say

### King of Math

[App page](https://appshunter.io/ios/app/king-of-math-school-ed/id545625741)

This engaging math game transforms learning for middle school students by allowing them to level up a character by solving a variety of math problems. It offers a complete, ad-free experience with all content unlocked, perfect for offline use in schools, homeschooling, or family settings.

**Highlights:** All content unlocked, No ads or in-app purchases, Works fully offline, Covers all math areas, Level up character by solving problems

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

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and engaging
- 🚀 Challenging and mentally stimulating
- 💡 Great for improving math skills
- 👍 Motivating leveling system
- 👍 Suitable for all ages

**What reviewers complain about**

- 🐛 Some questions too difficult for certain levels
- 🕰️ Timed nature can be stressful for some
- 🔍 Lack of explanations for certain math concepts

**Reported bugs**

- Occasional crashes or performance issues
- Graphical glitches reported by some users

**Requested features**

- Add practice mode without time limits
- Implement leaderboards for individual stages
- Expand to cover more advanced math topics


### 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 King of Math free?

King of Math costs $3.99, with no in-app purchases.

### Is Mental Arithmetic Math free?

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

### Which has better reviews, King of Math or Mental Arithmetic Math?

King of Math is rated higher. King of Math averages 4.7 out of 5 from 443 ratings, while Mental Arithmetic Math averages 4.4 from 97 ratings.

### Do King of Math or Mental Arithmetic Math have ads?

Mental Arithmetic Math shows ads; King of Math does not.

### Which is updated more often, King of Math or Mental Arithmetic Math?

King of Math ships an update monthly, and Mental Arithmetic Math every 2 months. Most recently, King of Math was updated on November 10, 2026 and Mental Arithmetic Math 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.*