# ProGraph Calculator vs UNIT.

The clearest difference is ads: ProGraph Calculator at none against UNIT.'s shown. ProGraph Calculator also leads on iOS requirement (16.0 vs 18.0). On price, 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 | ProGraph Calculator | UNIT. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Size | 1 MB | 5 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Pingleton](https://appshunter.io/developer/1584719976) | [YUNUS EREN ORUC](https://appshunter.io/developer/1896541011) |

## What reviewers say

### ProGraph Calculator

[App page](https://appshunter.io/ios/app/prograph-calculator/id1629338359)

**Features:** macOS Compatibility

**In-app purchases:** none


### UNIT.

[App page](https://appshunter.io/ios/app/unit/id6798035996)

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

**In-app purchases:** none


## Frequently asked questions

### Is ProGraph Calculator free?

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

### Is UNIT. free?

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

### Do ProGraph Calculator or UNIT. have ads?

UNIT. shows ads; ProGraph Calculator 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.*