# The Math Gym vs NihonGo

The clearest difference is ads: NihonGo at none against The Math Gym's shown. NihonGo also leads on update cadence (every 3 days vs every 2 months). The Math Gym's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. The Math Gym sells 1 in-app purchase, starting at $3.99 per month and NihonGo sells 3 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

The Math Gym ships an update every 2 months, NihonGo every 3 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | The Math Gym | NihonGo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 56 MB | 76 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHIN CHIH CHIU](https://appshunter.io/developer/1831923879) | [AMOR Limited Liability Company](https://appshunter.io/developer/1825991925) |

## What reviewers say

### The Math Gym

[App page](https://appshunter.io/ios/app/the-math-gym/id6751757404)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Math Gym Pro (Monthly) | $3.99 | per month |


### NihonGo

[App page](https://appshunter.io/ios/app/nihongo-pitch-accent-trainer/id6796564239)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nihongo Pro Monthly | $8.99 | per month |
| Nihongo Pro Yearly | $59.99 | per year |
| Nihongo Pro Lifetime | $129.99 | one-time |


## Frequently asked questions

### Is The Math Gym free?

The Math Gym is free to download, with in-app purchases available.

### Is NihonGo free?

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

### Do The Math Gym or NihonGo have ads?

The Math Gym shows ads; NihonGo does not.

### Which is updated more often, The Math Gym or NihonGo?

The Math Gym ships an update every 2 months, and NihonGo every 3 days. Most recently, The Math Gym was updated on October 30, 2026 and NihonGo on October 28, 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.*