# HelixPlot vs MathMemoAR

The clearest difference is in-app purchases: HelixPlot at none against MathMemoAR's 1. HelixPlot also leads on iOS requirement (15.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. MathMemoAR sells 1 one-off in-app purchase. HelixPlot asks for nothing beyond the download.

## The numbers

| Metric | HelixPlot | MathMemoAR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 12 MB | 12 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yonghun Kim](https://appshunter.io/developer/1851972427) | [Frank Otto](https://appshunter.io/developer/1769347442) |

## What reviewers say

### HelixPlot

[App page](https://appshunter.io/ios/app/helixplot/id6757285741)

**Features:** macOS Compatibility

**In-app purchases:** none


### MathMemoAR

[App page](https://appshunter.io/ios/app/mathmemoar/id6758889718)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - All Formulas | $2.99 | one-time |


## Frequently asked questions

### Is HelixPlot free?

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

### Is MathMemoAR free?

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

### Do HelixPlot or MathMemoAR have ads?

Neither HelixPlot nor MathMemoAR 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.*