# Chaipang Subtraction vs Math Explorers

The clearest difference is in-app purchases: Math Explorers at none against Chaipang Subtraction's 1. Chaipang Subtraction's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Chaipang Subtraction sells 1 one-off in-app purchase. Math Explorers asks for nothing beyond the download.

Chaipang Subtraction ships an update every 3 months, Math Explorers every 6 weeks. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Chaipang Subtraction | Math Explorers |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 136 MB | 112 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wecref Co., Ltd.](https://appshunter.io/developer/1570555584) | [DONKEY BYTE](https://appshunter.io/developer/1839548305) |

## What reviewers say

### Chaipang Subtraction

[App page](https://appshunter.io/ios/app/chaipang-subtraction/id1614401871)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 차이팡 뺄셈 광고제거 | $2.99 | one-time |


### Math Explorers

[App page](https://appshunter.io/ios/app/math-explorers/id6745819979)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chaipang Subtraction free?

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

### Is Math Explorers free?

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

### Do Chaipang Subtraction or Math Explorers have ads?

Math Explorers shows ads; Chaipang Subtraction does not.

### Which is updated more often, Chaipang Subtraction or Math Explorers?

Chaipang Subtraction ships an update every 3 months, and Math Explorers every 6 weeks. Most recently, Chaipang Subtraction was updated on October 7, 2026 and Math Explorers on October 1, 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.*