# Linear Algebra World vs Discrete Math

The clearest difference is in-app purchases: Linear Algebra World at none against Discrete Math's 3. Linear Algebra World also leads on update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Discrete Math sells 3 in-app purchases, starting at $4.99 per 7 days. Linear Algebra World asks for nothing beyond the download.

Linear Algebra World ships an update every 5 days, Discrete Math every 3 weeks. The most recent releases landed on October 17, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Linear Algebra World | Discrete Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/linear-algebra-world/id6759180671/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 10 MB | 39 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Eteri Byazrova](https://appshunter.io/developer/1579097115) | [Mobin Akhter](https://appshunter.io/developer/1812505286) |

## What reviewers say

### Linear Algebra World

[App page](https://appshunter.io/ios/app/linear-algebra-world/id6759180671)

This app offers a rigorous yet accessible approach to linear algebra, combining a matrix calculator, interactive algorithm visualizer, and a structured learning path. It aims to build intuition through visual tools and a coherent system based on axioms, suitable for students and instructors.

**Highlights:** Matrix calculator, Interactive algorithm visualizer, Structured learning pathway, Visual tools for abstract topics, LaTeX import and export, Coherent system based on axioms

**Features:** Vision Pro support

**In-app purchases:** none


### Discrete Math

[App page](https://appshunter.io/ios/app/discrete-math-discretica/id6761345113)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $29.99 | per year |
| Lifetime Premium | $64.99 | one-time |


## Frequently asked questions

### Is Linear Algebra World free?

Linear Algebra World is free to download, with no in-app purchases.

### Is Discrete Math free?

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

### Do Linear Algebra World or Discrete Math have ads?

Neither Linear Algebra World nor Discrete Math shows ads.

### Which is updated more often, Linear Algebra World or Discrete Math?

Linear Algebra World ships an update every 5 days, and Discrete Math every 3 weeks. Most recently, Linear Algebra World was updated on October 17, 2026 and Discrete Math on October 20, 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.*