# Light Lab vs Linear Algebra

The clearest difference is update cadence: Linear Algebra at every 2 days against Light Lab's every 3 months. Light Lab's advantage is iOS requirement (16.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Light Lab sells 2 one-off in-app purchases and Linear Algebra sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Light Lab ships an update every 3 months, Linear Algebra every 2 days. The most recent releases landed on September 14, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Light Lab | Linear Algebra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 8 MB | 21 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [THSS](https://appshunter.io/developer/1722239755) | [Mohammed Yussif](https://appshunter.io/developer/1873447146) |

## What reviewers say

### Light Lab

[App page](https://appshunter.io/ios/app/light-lab-learn-optics/id6504238420)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase all lenses | $4.99 | one-time |
| Lens Ticket Issuance Function | $9.99 | one-time |


### Linear Algebra

[App page](https://appshunter.io/ios/app/linear-algebra-matrixviz/id6791628348)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MatrixViz Pro Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is Light Lab free?

Light Lab is free to download, with in-app purchases available.

### Is Linear Algebra free?

Linear Algebra is free to download, with in-app purchases available.

### Do Light Lab or Linear Algebra have ads?

Neither Light Lab nor Linear Algebra shows ads.

### Which is updated more often, Light Lab or Linear Algebra?

Light Lab ships an update every 3 months, and Linear Algebra every 2 days. Most recently, Light Lab was updated on September 14, 2026 and Linear Algebra on September 7, 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.*