# Equation Solver 4in1 vs Matrix Operations

The clearest difference is review sentiment: Matrix Operations at 75% against Equation Solver 4in1's 28%. Matrix Operations also leads on price (Free vs $5.99) and update cadence (every 10 days vs every 7 months). Equation Solver 4in1's advantage is in-app purchases (none vs 1) and ads (none vs shown).

Matrix Operations is free to download; Equation Solver 4in1 costs $5.99 up front. Matrix Operations sells 1 one-off in-app purchase. Equation Solver 4in1 asks for nothing beyond the download.

Equation Solver 4in1 ships an update every 7 months, Matrix Operations every 10 days. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Equation Solver 4in1 | Matrix Operations |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | — | **[4.7 (19 ratings)](https://appshunter.io/ios/app/matrix-operations/id1546613436/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | 27.6% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 10 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 13 MB | 89 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Intemodino Group s.r.o.](https://appshunter.io/developer/557849644) | [Vitalii Solovei](https://appshunter.io/developer/1535373267) |

## What reviewers say

### Equation Solver 4in1

[App page](https://appshunter.io/ios/app/equation-solver-4in1/id575826804)

This app helps you solve various types of equations, including linear, quadratic, cubic, and quartic. It provides step-by-step solutions for linear and quadratic equations and stores your calculation history.

**Highlights:** Linear equation solver, Quadratic equation solver, Cubic equation solver, Quartic equation solver, Step-by-step solutions, Equation history

**Features:** Vision Pro support

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Equation Solver 4in1 free?

Equation Solver 4in1 costs $5.99, with no in-app purchases.

### Is Matrix Operations free?

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

### Do Equation Solver 4in1 or Matrix Operations have ads?

Matrix Operations shows ads; Equation Solver 4in1 does not.

### Which is updated more often, Equation Solver 4in1 or Matrix Operations?

Equation Solver 4in1 ships an update every 7 months, and Matrix Operations every 10 days. Most recently, Equation Solver 4in1 was updated on September 22, 2026 and Matrix Operations on September 24, 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.*