# Mahjong Training vs Arithmancy Pants

The clearest difference is in-app purchases: Arithmancy Pants at none against Mahjong Training's 1. Arithmancy Pants also leads on ads (none vs shown) and update cadence (daily vs every 2 months). Mahjong Training's advantage is iOS requirement (12.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Mahjong Training sells 1 one-off in-app purchase. Arithmancy Pants asks for nothing beyond the download.

Mahjong Training ships an update every 2 months, Arithmancy Pants daily. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Mahjong Training | Arithmancy Pants |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Size | 146 MB | 2 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [捷 胡](https://appshunter.io/developer/1716308769) | [Angela Brett](https://appshunter.io/developer/1375341997) |

## What reviewers say

### Mahjong Training

[App page](https://appshunter.io/ios/app/mahjong-training-be-a-master/id6472035775)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mahjong Master Pro | $17.99 | one-time |


### Arithmancy Pants

[App page](https://appshunter.io/ios/app/arithmancy-pants/id6754301063)

**In-app purchases:** none


## Frequently asked questions

### Is Mahjong Training free?

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

### Is Arithmancy Pants free?

Arithmancy Pants is free to download, with no in-app purchases.

### Do Mahjong Training or Arithmancy Pants have ads?

Mahjong Training shows ads; Arithmancy Pants does not.

### Which is updated more often, Mahjong Training or Arithmancy Pants?

Mahjong Training ships an update every 2 months, and Arithmancy Pants daily. Most recently, Mahjong Training was updated on October 8, 2026 and Arithmancy Pants on October 11, 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.*