# OnCortex Pro vs Enhance Attention

The clearest difference is price: Enhance Attention at Free against OnCortex Pro's $1.99. OnCortex Pro's advantage is update cadence (every 8 days vs every 3 months) and device support (4 vs 2). On ads, in-app purchases and iOS requirement there is nothing between them.

Enhance Attention is free to download; OnCortex Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OnCortex Pro ships an update every 8 days, Enhance Attention every 3 months. The most recent releases landed on October 27, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | OnCortex Pro | Enhance Attention |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 months |
| Size | 489 MB | 189 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Antonio Carlos Cordero Delgado](https://appshunter.io/developer/1657120395) | [Dharma Life Sciences LLC](https://appshunter.io/developer/1081031215) |

## What reviewers say

### OnCortex Pro

[App page](https://appshunter.io/ios/app/oncortex-pro/id6444823381)

**In-app purchases:** none


### Enhance Attention

[App page](https://appshunter.io/ios/app/enhance-attention/id6470037942)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OnCortex Pro free?

OnCortex Pro costs $1.99, with no in-app purchases.

### Is Enhance Attention free?

Enhance Attention is free to download, with no in-app purchases.

### Do OnCortex Pro or Enhance Attention have ads?

Neither OnCortex Pro nor Enhance Attention shows ads.

### Which is updated more often, OnCortex Pro or Enhance Attention?

OnCortex Pro ships an update every 8 days, and Enhance Attention every 3 months. Most recently, OnCortex Pro was updated on October 27, 2026 and Enhance Attention on November 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.*