# ClaudeBuddy AI vs Catalyst

The clearest difference is in-app purchases: Catalyst at none against ClaudeBuddy AI's 3. Catalyst also leads on update cadence (every 9 days vs monthly). ClaudeBuddy AI's advantage is iOS requirement (16.2 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. ClaudeBuddy AI sells 3 in-app purchases, starting at $4.99 per 7 days. Catalyst asks for nothing beyond the download.

ClaudeBuddy AI ships an update monthly, Catalyst every 9 days. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ClaudeBuddy AI | Catalyst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/catalyst-ai-workspace/id6787500410/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | — | Free |
| Size | 19 MB | 31 MB |
| Requires iOS | **16.2** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [钦美 范](https://appshunter.io/developer/1884328075) | [ObjectGraph LLC](https://appshunter.io/developer/284700705) |

## What reviewers say

### ClaudeBuddy AI

[App page](https://appshunter.io/ios/app/claudebuddy-ai/id6761585441)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Plan | $4.99 | per 7 days |
| 1 Month Plan | $12.99 | per month |
| 1 Year Plan | $49.99 | per year |


### Catalyst

[App page](https://appshunter.io/ios/app/catalyst-ai-workspace/id6787500410)

Access multiple leading AI models in one app, compare their responses, and generate images or videos. It also supports Python code execution and web searches with sources. Bring your own API keys for flexibility and control over your data.

**Highlights:** Access multiple AI models, Compare AI model responses, Generate images and video clips, Secure Python sandbox, Web search with sources, Attach files and photos, Persistent conversation memory

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

**In-app purchases:** none


## Frequently asked questions

### Is ClaudeBuddy AI free?

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

### Is Catalyst free?

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

### Do ClaudeBuddy AI or Catalyst have ads?

Neither ClaudeBuddy AI nor Catalyst shows ads.

### Which is updated more often, ClaudeBuddy AI or Catalyst?

ClaudeBuddy AI ships an update monthly, and Catalyst every 9 days. Most recently, ClaudeBuddy AI was updated on October 20, 2026 and Catalyst 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.*