# Mathmaji vs Bully Bouncer

The clearest difference is in-app purchases: Bully Bouncer at none against Mathmaji's 2. Mathmaji's advantage is update cadence (weekly vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mathmaji sells 2 in-app purchases, starting at $15.00 per month. Bully Bouncer asks for nothing beyond the download.

Mathmaji ships an update weekly, Bully Bouncer every 12 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mathmaji | Bully Bouncer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (9 ratings)](https://appshunter.io/ios/app/mathmaji/id6469683426/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 12 months |
| Monetization | Free with in-app purchases | — |
| Size | 82 MB | 128 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mathmaji Co., Ltd.](https://appshunter.io/developer/1712282132) | [Farhan Syed](https://appshunter.io/developer/1713493794) |

## What reviewers say

### Mathmaji

[App page](https://appshunter.io/ios/app/mathmaji/id6469683426)

This app offers a K-5 math curriculum using the Japanese method of structured problem-solving. It features over 500 exercises designed to build confidence, comprehension, and mental calculation skills. Track progress with a comprehensive learning management system.

**Highlights:** K-5 numerical math curriculum, 500+ engaging exercises, Japanese instruction techniques, Tailored lessons and games, Comprehensive Learning Management System, Boosts confidence and comprehension

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly(1 Month) | $15.00 | per month |
| Plus Annual (1 Year) | $124.99 | per year |


### Bully Bouncer

[App page](https://appshunter.io/ios/app/bully-bouncer/id6745245888)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mathmaji free?

Mathmaji is free to download, with in-app purchases available.

### Is Bully Bouncer free?

Bully Bouncer is free to download, with no in-app purchases.

### Do Mathmaji or Bully Bouncer have ads?

Neither Mathmaji nor Bully Bouncer shows ads.

### Which is updated more often, Mathmaji or Bully Bouncer?

Mathmaji ships an update weekly, and Bully Bouncer every 12 months. Most recently, Mathmaji was updated on October 24, 2026 and Bully Bouncer on October 25, 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.*