# Premipro vs Catalyst

The clearest difference is in-app purchases: Catalyst at none against Premipro's 2. Catalyst also leads on ads (none vs shown). Premipro's advantage is iOS requirement (15.0 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Premipro sells 2 in-app purchases, starting at $0.99 per month. Catalyst asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Premipro | 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 | Yes | **No** |
| Update frequency | Every 9 days | Every 9 days |
| Monetization | — | Free |
| Size | 42 MB | 31 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Diep Huu Kha](https://appshunter.io/developer/1852428157) | [ObjectGraph LLC](https://appshunter.io/developer/284700705) |

## What reviewers say

### Premipro

[App page](https://appshunter.io/ios/app/premipro-video-edit-mobile/id6760953424)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Lifetime | $9.99 | one-time |


### 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 Premipro free?

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

### Is Catalyst free?

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

### Do Premipro or Catalyst have ads?

Premipro shows ads; Catalyst does not.

### Which is updated more often, Premipro or Catalyst?

Premipro ships an update every 9 days, and Catalyst every 9 days. Most recently, Premipro was updated on October 9, 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.*