# CortexOS vs AI Journal

The clearest difference is rating: CortexOS at 5.0 against AI Journal's 3.5. CortexOS also leads on update cadence (every 5 days vs every 11 days) and iOS requirement (17.0 vs 26.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. CortexOS sells 3 in-app purchases, starting at $7.99 per month and AI Journal sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

CortexOS holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

CortexOS ships an update every 5 days, AI Journal every 11 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | CortexOS | AI Journal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cortexos/id6759070325/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/ai-journal-antena/id6760583165/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 11 days |
| Monetization | — | Subscription |
| Size | 32 MB | 39 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Orlin Ralinov Martinov](https://appshunter.io/developer/1876655175) | [MANTAS POVILAITIS](https://appshunter.io/developer/1885165070) |

## What reviewers say

### CortexOS

[App page](https://appshunter.io/ios/app/cortexos/id6759070325)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |
| Premium Yearly | $49.99 | per year |
| Lifetime Access | $99.99 | one-time |


### AI Journal

[App page](https://appshunter.io/ios/app/ai-journal-antena/id6760583165)

This app transforms your recurring thoughts into visual art, daily insights, and weekly summaries. It helps you process complex emotions and mental patterns through writing and AI-generated imagery, fostering self-understanding.

**Highlights:** AI-generated paintings of thoughts, Daily insights from journal entries, Weekly reflection letters, Private gallery of inner life, Guided writing prompts, Focus on self-understanding

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Antena Premium Monthly | $9.99 | per month |
| Antena Premium Monthly | $12.99 | per month |
| Antena Premium Annual | $59.99 | per year |
| Antena Premium Annual | $99.99 | per year |


## Frequently asked questions

### Is CortexOS free?

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

### Is AI Journal free?

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

### Which has better reviews, CortexOS or AI Journal?

CortexOS is rated higher. CortexOS averages 5.0 out of 5 from 1 ratings, while AI Journal averages 3.5 from 2 ratings.

### Do CortexOS or AI Journal have ads?

Neither CortexOS nor AI Journal shows ads.

### Which is updated more often, CortexOS or AI Journal?

CortexOS ships an update every 5 days, and AI Journal every 11 days. Most recently, CortexOS was updated on October 24, 2026 and AI Journal on October 24, 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.*