# Cube Root Calculator vs IdeaSpark

The clearest difference is in-app purchases: Cube Root Calculator at none against IdeaSpark's 3. Cube Root Calculator also leads on ads (none vs shown). IdeaSpark's advantage is iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. IdeaSpark sells 3 in-app purchases, starting at $3.99 per month. Cube Root Calculator asks for nothing beyond the download.

## The numbers

| Metric | Cube Root Calculator | IdeaSpark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 months |
| Size | 1 MB | 31 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [TOBIAS ROSSMANN](https://appshunter.io/developer/1765097850) |

## 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


### IdeaSpark

[App page](https://appshunter.io/ios/app/ideaspark-one-idea-a-day/id6743702294)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IdeaSpark Premium (Monatlich) | $3.99 | per month |
| IdeaSpark Premium (Jährlich) | $22.99 | per year |
| IdeaSpark Premium (Lifetime) | $44.99 | one-time |


## Frequently asked questions

### Is Cube Root Calculator free?

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

### Is IdeaSpark free?

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

### Do Cube Root Calculator or IdeaSpark have ads?

IdeaSpark shows ads; Cube Root 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.*