# Math Operator Quiz vs CalcMaster

The clearest difference is in-app purchases: Math Operator Quiz at none against CalcMaster's 1. Math Operator Quiz also leads on iOS requirement (12.0 vs 18.0). CalcMaster's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. CalcMaster sells 1 one-off in-app purchase. Math Operator Quiz asks for nothing beyond the download.

## The numbers

| Metric | Math Operator Quiz | CalcMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 10 days |
| Size | 30 MB | 16 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KAKAK](https://appshunter.io/developer/1501395145) | [Yoshitaka Tanaka](https://appshunter.io/developer/1510093015) |

## What reviewers say

### Math Operator Quiz

[App page](https://appshunter.io/ios/app/math-operator-quiz-fun-math/id6743045054)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcMaster

[App page](https://appshunter.io/ios/app/calcmaster-math-practice/id6767875466)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcMaster Full Pack | $9.99 | one-time |


## Frequently asked questions

### Is Math Operator Quiz free?

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

### Is CalcMaster free?

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

### Do Math Operator Quiz or CalcMaster have ads?

Math Operator Quiz shows ads; CalcMaster does not.

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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.*