# Math Ninja AR vs KING OF MATH

The clearest difference is in-app purchases: Math Ninja AR at none against KING OF MATH's 5. Math Ninja AR also leads on update cadence (every 3 weeks vs every 5 months) and rating (4.5 vs 4.3). KING OF MATH's advantage is review sentiment (44% vs 28%) and ratings volume (1.3K vs 299). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. KING OF MATH sells 5 one-off in-app purchases. Math Ninja AR asks for nothing beyond the download.

Math Ninja AR holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 299 and 1.3K respectively. Written reviews complicate that: 28% of Math Ninja AR's written reviews are positive against 44% of KING OF MATH's, so the app with the better star average is not the one people write more warmly about.

Math Ninja AR ships an update every 3 weeks, KING OF MATH every 5 months. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Math Ninja AR | KING OF MATH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (299 ratings)](https://appshunter.io/ios/app/math-ninja-ar/id1274871322/reviews)** | [4.3 (1.3K ratings)](https://appshunter.io/ios/app/king-of-math-math-learner/id1491890239/reviews) |
| Number of ratings | 299 | **1.3K** |
| Positive reviews | 28.3% of reviews | **44.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 157 MB | 102 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fantamstick](https://appshunter.io/developer/563146308) | [wonderkind GmbH](https://appshunter.io/developer/408718588) |

## What reviewers say

### Math Ninja AR

[App page](https://appshunter.io/ios/app/math-ninja-ar/id1274871322)

This app uses augmented reality to make learning math engaging for children. By combining physical movement with interactive math problems in a 3D world, it aims to improve concentration and memory retention of sums.

**Highlights:** Augmented reality math learning, Physical activity for memory stimulation, Interactive 3D Ninja World exploration, Collectible cards, No in-app purchases

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Good concept
- 💡 Fun learning
- 👍 Interesting concept
- 👍 Brilliant idea

**What reviewers complain about**

- 🐛 App doesn't work
- 🐛 Doesn't load
- 🐛 Freezes
- 🐛 Screen flashes
- 🐛 Incomprehensible

**Reported bugs**

- App doesn't work
- Doesn't load
- Freezes at start screen
- Screen flashes
- Dark screen after selecting level

**Requested features**

- Make more for all subjects
- Combine AR with VR
- Add instructions
- Add difficulty settings
- Add rewards


### KING OF MATH

[App page](https://appshunter.io/ios/app/king-of-math-math-learner/id1491890239)

Master arithmetic operations like addition, subtraction, multiplication, and division with this engaging learning app. It features intuitive handwriting input and adaptive difficulty to suit all ages, making learning fun and effective.

**Highlights:** Addition practice, Subtraction practice, Multiplication practice, Division practice, Handwriting input, Adaptive difficulty, Reward system

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subtraction Deck | $1.99 | one-time |
| Large multiplication tables | $1.99 | one-time |
| Small multiplication tables | $1.99 | one-time |
| Division | $1.99 | one-time |
| Full Version Bundle | $4.99 | one-time |

**What reviewers like**

- 👍 Helps kids learn math
- 🚀 Motivates kids to learn faster
- 👍 Good for toddlers and young children
- 👍 Improves math skills

**What reviewers complain about**

- 🐛 Poor handwriting recognition, especially for numbers like 6, 9
- 🐛 Inconsistent recognition of correct answers
- 🐛 Frustrating for kids when it doesn't register their input
- 🐛 Needs better timer settings for beginners

**Reported bugs**

- Doesn't recognize simple numbers like 4 and 9
- Accepts wrong answers as correct
- Slow response time on some devices

**Requested features**

- Allow keyboard input or numeric keypad
- Calibration option for handwriting recognition
- Difficulty levels for different age groups
- More advanced math operations like multiplication and division


## Frequently asked questions

### Is Math Ninja AR free?

Math Ninja AR is free to download, with no in-app purchases.

### Is KING OF MATH free?

KING OF MATH is free to download, with in-app purchases available.

### Which has better reviews, Math Ninja AR or KING OF MATH?

Math Ninja AR is rated higher. Math Ninja AR averages 4.5 out of 5 from 299 ratings, while KING OF MATH averages 4.3 from 1.3K ratings.

### Do Math Ninja AR or KING OF MATH have ads?

Neither Math Ninja AR nor KING OF MATH shows ads.

### Which is updated more often, Math Ninja AR or KING OF MATH?

Math Ninja AR ships an update every 3 weeks, and KING OF MATH every 5 months. Most recently, Math Ninja AR was updated on October 10, 2026 and KING OF MATH on October 16, 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.*