# DreamKey AI vs Katabasis

The clearest difference is in-app purchases: DreamKey AI at none against Katabasis's 3. Katabasis's advantage is update cadence (weekly vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Katabasis sells 3 one-off in-app purchases. DreamKey AI asks for nothing beyond the download.

DreamKey AI ships an update every 3 weeks, Katabasis weekly. Both last shipped on October 25, 2026.

## The numbers

| Metric | DreamKey AI | Katabasis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 38 MB | 54 MB |
| Requires iOS | **14.0.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Kamila Maria Stiwenson](https://appshunter.io/developer/1891979141) | [Seyitali Yetimolu](https://appshunter.io/developer/1896334708) |

## What reviewers say

### DreamKey AI

[App page](https://appshunter.io/ios/app/dreamkey-ai/id6761898711)

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

**In-app purchases:** none


### Katabasis

[App page](https://appshunter.io/ios/app/katabasis/id6766888812)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Credits | $5.49 | one-time |
| 30 Credits | $14.99 | one-time |
| 50 Credits | $24.99 | one-time |


## Frequently asked questions

### Is DreamKey AI free?

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

### Is Katabasis free?

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

### Do DreamKey AI or Katabasis have ads?

Neither DreamKey AI nor Katabasis shows ads.

### Which is updated more often, DreamKey AI or Katabasis?

DreamKey AI ships an update every 3 weeks, and Katabasis weekly. Most recently, DreamKey AI was updated on October 25, 2026 and Katabasis on October 25, 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.*