# MathNote vs How {Things} Work

MathNote and How {Things} Work are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | MathNote | How {Things} Work |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 4 MB | 41 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dinesh Malla](https://appshunter.io/developer/1838122307) | [ccburns.me](https://appshunter.io/developer/444074938) |

## What reviewers say

### MathNote

[App page](https://appshunter.io/ios/app/mathnote/id6755886595)

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

**In-app purchases:** none


### How {Things} Work

[App page](https://appshunter.io/ios/app/how-things-work/id6767944916)

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

**In-app purchases:** none


## Frequently asked questions

### Is MathNote free?

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

### Is How {Things} Work free?

How {Things} Work is free to download, with no in-app purchases.

### Do MathNote or How {Things} Work have ads?

Neither MathNote nor How {Things} Work 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.*