# Matha vs Caigentan

The clearest difference is in-app purchases: Matha at none against Caigentan's 1. Matha also leads on iOS requirement (13.0 vs 15.0). Caigentan's advantage is device support. On price there is nothing between them.

Both are free to download. Caigentan sells 1 one-off in-app purchase. Matha asks for nothing beyond the download.

## The numbers

| Metric | Matha | Caigentan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 4 days |
| Size | 6 MB | 167 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing RUC Digital Technology Co.,Ltd.](https://appshunter.io/developer/545509123) | [zhenyu song](https://appshunter.io/developer/1721282851) |

## What reviewers say

### Matha

[App page](https://appshunter.io/ios/app/matha/id6474230311)

**In-app purchases:** none


### Caigentan

[App page](https://appshunter.io/ios/app/caigentan-chinese-wisdom/id6760556805)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Matha free?

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

### Is Caigentan free?

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

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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.*