# Cube Root Calculator vs PML Engineer Exam Prep

The clearest difference is price: PML Engineer Exam Prep at Free against Cube Root Calculator's $0.49. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

PML Engineer Exam Prep is free to download; Cube Root Calculator costs $0.49 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Cube Root Calculator | PML Engineer Exam Prep |
| --- | --- | --- |
| Price | $0.49 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 1 MB | 27 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Cube Root Calculator

[App page](https://appshunter.io/ios/app/cube-root-calculator/id6447211514)

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

**In-app purchases:** none


### PML Engineer Exam Prep

[App page](https://appshunter.io/ios/app/pml-engineer-exam-prep/id6757166329)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cube Root Calculator free?

Cube Root Calculator costs $0.49, with no in-app purchases.

### Is PML Engineer Exam Prep free?

PML Engineer Exam Prep is free to download, with no in-app purchases.

### Do Cube Root Calculator or PML Engineer Exam Prep have ads?

Neither Cube Root Calculator nor PML Engineer Exam Prep 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.*