# CogniTrack vs Cortex

The clearest difference is in-app purchases: CogniTrack at none against Cortex's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cortex sells 3 in-app purchases, starting at $4.99 per month. CogniTrack asks for nothing beyond the download.

## The numbers

| Metric | CogniTrack | Cortex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cognitrack-reaction-time-test/id6760599542/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Daily |
| Monetization | Free | — |
| Size | 3 MB | 11 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Diffuse Thinking LLC](https://appshunter.io/developer/1692715488) | [Hendrik Alastair Kung](https://appshunter.io/developer/6793638181) |

## What reviewers say

### CogniTrack

[App page](https://appshunter.io/ios/app/cognitrack-reaction-time-test/id6760599542)

Measure your mental alertness with a scientifically validated reaction time test. Track changes in focus and fatigue throughout the day to understand your cognitive performance and make informed decisions about rest and routines.

**Highlights:** Scientifically validated reaction time test, Track mental alertness and fatigue, Personal baseline setting, Trend charts for performance visualization, Performance ratings relative to baseline, Data export and import, Privacy-focused, data stays on device

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

**In-app purchases:** none


### Cortex

[App page](https://appshunter.io/ios/app/cortex-attention-lab/id6806795452)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cortex Pro Monthly | $4.99 | per month |
| Cortex Pro Annual | $34.99 | per year |
| Cortex Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is CogniTrack free?

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

### Is Cortex free?

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

### Do CogniTrack or Cortex have ads?

Neither CogniTrack nor Cortex shows ads.

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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.*