# SMARTA Audio vs Matrix

The clearest difference is in-app purchases: SMARTA Audio at none against Matrix's 2. SMARTA Audio also leads on iOS requirement (13.0 vs 17.0). Matrix's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Matrix sells 2 in-app purchases, starting at $1.99 per month. SMARTA Audio asks for nothing beyond the download.

SMARTA Audio ships an update monthly, Matrix every 3 days. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | SMARTA Audio | Matrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Size | 17 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [COMPANY ALMADAIN AL-DHAKIA FOR CONTRACTING (ONE PARTNER)](https://appshunter.io/developer/1756881085) | [小豪 黄](https://appshunter.io/developer/1894800860) |

## What reviewers say

### SMARTA Audio

[App page](https://appshunter.io/ios/app/smarta-audio/id6748106036)

**Features:** macOS Compatibility

**In-app purchases:** none


### Matrix

[App page](https://appshunter.io/ios/app/matrix-markdown-notes/id6785348155)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MD Pro Monthly | $1.99 | per month |
| MD Pro Yearly | $5.99 | per year |


## Frequently asked questions

### Is SMARTA Audio free?

SMARTA Audio is free to download, with no in-app purchases.

### Is Matrix free?

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

### Do SMARTA Audio or Matrix have ads?

Neither SMARTA Audio nor Matrix shows ads.

### Which is updated more often, SMARTA Audio or Matrix?

SMARTA Audio ships an update monthly, and Matrix every 3 days. Most recently, SMARTA Audio was updated on September 11, 2026 and Matrix on September 18, 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.*