# Logarithm vs Matrix Calculator

The clearest difference is price: Matrix Calculator at Free against Logarithm's $3.99. Logarithm's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Matrix Calculator is free to download; Logarithm costs $3.99 up front. Matrix Calculator sells 1 one-off in-app purchase. Logarithm asks for nothing beyond the download.

## The numbers

| Metric | Logarithm | Matrix Calculator |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Size | 2 MB | 12 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gomathy Shankaran](https://appshunter.io/developer/503956143) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### Logarithm

[App page](https://appshunter.io/ios/app/logarithm-exponent-polynomial/id6479218431)

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

**In-app purchases:** none


### Matrix Calculator

[App page](https://appshunter.io/ios/app/matrix-calculator-learn-solve/id6767612661)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features + Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Logarithm free?

Logarithm costs $3.99, with no in-app purchases.

### Is Matrix Calculator free?

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

### Do Logarithm or Matrix Calculator have ads?

Matrix Calculator shows ads; Logarithm 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.*