# Good Job Doggy vs Cortex

The clearest difference is in-app purchases: Good Job Doggy at none against Cortex's 3. Cortex's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Cortex sells 3 in-app purchases, starting at $6.99 per month. Good Job Doggy asks for nothing beyond the download.

Good Job Doggy ships an update weekly, Cortex every 5 days. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Good Job Doggy | Cortex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 5 days** |
| Size | 73 MB | 78 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [IGODE96](https://appshunter.io/developer/1860442773) | [Dmitry Afanasyev](https://appshunter.io/developer/1788884993) |

## What reviewers say

### Good Job Doggy

[App page](https://appshunter.io/ios/app/good-job-doggy-focus-timer/id6756394101)

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

**In-app purchases:** none


### Cortex

[App page](https://appshunter.io/ios/app/cortex-ai-focus-timer/id6759869031)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Focus Timer Premium | $6.99 | per month |
| AI Focus Timer Premium | $49.99 | per year |
| AI Focus Timer Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Good Job Doggy free?

Good Job Doggy is free to download, with no in-app purchases.

### Is Cortex free?

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

### Do Good Job Doggy or Cortex have ads?

Good Job Doggy shows ads; Cortex does not.

### Which is updated more often, Good Job Doggy or Cortex?

Good Job Doggy ships an update weekly, and Cortex every 5 days. Most recently, Good Job Doggy was updated on October 12, 2026 and Cortex on October 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.*