# Math Gero vs Percentage % Calculator

The clearest difference is in-app purchases: Percentage % Calculator at none against Math Gero's 3. Percentage % Calculator also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Math Gero sells 3 in-app purchases, starting at $2.99 per 7 days. Percentage % Calculator asks for nothing beyond the download.

## The numbers

| Metric | Math Gero | Percentage % Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Size | 48 MB | 0 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Andre Harry](https://appshunter.io/developer/1787113883) | [Liping Liu](https://appshunter.io/developer/1806864347) |

## What reviewers say

### Math Gero

[App page](https://appshunter.io/ios/app/math-gero/id6739801039)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $2.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $99.99 | per year |


### Percentage % Calculator

[App page](https://appshunter.io/ios/app/percentage-calculator/id6751471785)

**In-app purchases:** none


## Frequently asked questions

### Is Math Gero free?

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

### Is Percentage % Calculator free?

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

### Do Math Gero or Percentage % Calculator have ads?

Neither Math Gero nor Percentage % Calculator 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.*