# Matrix Operations vs Probability Distribution

The clearest difference is review sentiment: Matrix Operations at 75% against Probability Distribution's 33%. Matrix Operations also leads on rating (4.7 vs 4.5) and monetization model (free with in-app purchases vs paid). Probability Distribution's advantage is ads (none vs shown). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Matrix Operations sells 1 one-off in-app purchase and Probability Distribution sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Matrix Operations holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 19 and 15 respectively. Written reviews point the same way: 75% of Matrix Operations's written reviews are positive against 33% of Probability Distribution's.

Matrix Operations ships an update every 10 days, Probability Distribution every 2 weeks. The most recent releases landed on September 24, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Matrix Operations | Probability Distribution |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (19 ratings)](https://appshunter.io/ios/app/matrix-operations/id1546613436/reviews)** | [4.5 (15 ratings)](https://appshunter.io/ios/app/probability-distribution/id6447695305/reviews) |
| Number of ratings | **19** | 15 |
| Positive reviews | **75.0% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 89 MB | 7 MB |
| Requires iOS | **15.5** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vitalii Solovei](https://appshunter.io/developer/1535373267) | [Madiyar Aitbayev](https://appshunter.io/developer/1229466587) |

## What reviewers say

### Matrix Operations

[App page](https://appshunter.io/ios/app/matrix-operations/id1546613436)

This app is a comprehensive matrix calculator that solves various matrix operations with detailed, step-by-step solutions. It supports numerous methods for solving linear equations, finding determinants, inverses, ranks, and decompositions. The app also offers custom input and the ability to save and edit solutions.

**Highlights:** Solves systems of linear equations, Calculates matrix determinants and inverses, Performs QR, LU, and Cholesky decompositions, Finds eigenvalues and eigenvectors, Step-by-step solution descriptions, Custom keyboard for data entry, Works offline

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $1.99 | one-time |


### Probability Distribution

[App page](https://appshunter.io/ios/app/probability-distribution/id6447695305)

This app allows users to calculate probabilities and visualize various continuous and discrete probability distributions. It supports a wide range of common distributions and plans to add more in the future.

**Highlights:** Calculate probabilities, Visualize distributions, Normal (Gaussian) distribution, Binomial distribution, Poisson distribution, Exponential distribution

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Distributions | $2.99 | one-time |


## Frequently asked questions

### Is Matrix Operations free?

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

### Is Probability Distribution free?

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

### Which has better reviews, Matrix Operations or Probability Distribution?

Matrix Operations is rated higher. Matrix Operations averages 4.7 out of 5 from 19 ratings, while Probability Distribution averages 4.5 from 15 ratings.

### Do Matrix Operations or Probability Distribution have ads?

Matrix Operations shows ads; Probability Distribution does not.

### Which is updated more often, Matrix Operations or Probability Distribution?

Matrix Operations ships an update every 10 days, and Probability Distribution every 2 weeks. Most recently, Matrix Operations was updated on September 24, 2026 and Probability Distribution on September 9, 2026.

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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.*