# Dad's Calculator vs Unit Converter

The clearest difference is iOS requirement: Unit Converter at 12.0 against Dad's Calculator's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Dad's Calculator | Unit Converter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 31 MB | 25 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jaehun Kwon](https://appshunter.io/developer/1708326630) | [Mohamed saad Fatih](https://appshunter.io/developer/1786176567) |

## What reviewers say

### Dad's Calculator

[App page](https://appshunter.io/ios/app/dads-calculator/id6467169159)

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

**In-app purchases:** none


### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-easy-accurate/id6739586690)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dad's Calculator free?

Dad's Calculator is free to download, with no in-app purchases.

### Is Unit Converter free?

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

### Do Dad's Calculator or Unit Converter have ads?

Neither Dad's Calculator nor Unit Converter shows ads.

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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.*