# CalcMaster vs Unit Conveyor

The clearest difference is in-app purchases: Unit Conveyor at none against CalcMaster's 1. Unit Conveyor also leads on iOS requirement (16.4 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. Unit Conveyor asks for nothing beyond the download.

## The numbers

| Metric | CalcMaster | Unit Conveyor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | — |
| Size | 15 MB | 32 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yoshitaka Tanaka](https://appshunter.io/developer/1510093015) | [Yoshihide Maehama](https://appshunter.io/developer/6801839177) |

## What reviewers say

### 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 |


### Unit Conveyor

[App page](https://appshunter.io/ios/app/unit-conveyor/id6805896024)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalcMaster free?

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

### Is Unit Conveyor free?

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

### Do CalcMaster or Unit Conveyor have ads?

Unit Conveyor 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.*