# SimpliSpeak AI Text Simplifier vs Cortex

The clearest difference is update cadence: SimpliSpeak AI Text Simplifier at daily against Cortex's weekly. SimpliSpeak AI Text Simplifier also leads on iOS requirement (15.1 vs 17.0). Cortex's advantage is device support. On price and in-app purchases there is nothing between them.

Both are free to download. SimpliSpeak AI Text Simplifier sells 2 in-app purchases, starting at $3.99 per month and Cortex sells 2 in-app purchases, starting at $11.99 per month. Whichever you choose, the download price is not the number that matters.

SimpliSpeak AI Text Simplifier ships an update daily, Cortex weekly. The most recent releases landed on September 27, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | SimpliSpeak AI Text Simplifier | Cortex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | **Daily** | Weekly |
| Size | 41 MB | 87 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Superfime LLC](https://appshunter.io/developer/1833586524) | [Rudrakshi Patel](https://appshunter.io/developer/6775265360) |

## What reviewers say

### SimpliSpeak AI Text Simplifier

[App page](https://appshunter.io/ios/app/simplispeak-ai-text-simplifier/id6752793354)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $3.99 | per month |
| Yearly Premium Subscription | $39.99 | per year |


### Cortex

[App page](https://appshunter.io/ios/app/cortex-solve-clinical-cases/id6784620799)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cortex Monthly Subscription | $11.99 | per month |
| Cortex Yearly Subscription | $79.99 | per year |


## Frequently asked questions

### Is SimpliSpeak AI Text Simplifier free?

SimpliSpeak AI Text Simplifier is free to download, with in-app purchases available.

### Is Cortex free?

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

### Which is updated more often, SimpliSpeak AI Text Simplifier or Cortex?

SimpliSpeak AI Text Simplifier ships an update daily, and Cortex weekly. Most recently, SimpliSpeak AI Text Simplifier was updated on September 27, 2026 and Cortex on September 13, 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.*