# A1 ai vs Catalyst

The clearest difference is in-app purchases: Catalyst at none against A1 ai's 1. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. A1 ai sells 1 in-app purchase, starting at $9.99 per 7 days. Catalyst asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for A1 ai against 5.0 for Catalyst. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

A1 ai ships an update weekly, Catalyst every 9 days. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | A1 ai | Catalyst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/a1-ai/id6772595253/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/catalyst-ai-workspace/id6787500410/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Freemium | **Free** |
| Size | 6 MB | 31 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [What If Projects, Inc.](https://appshunter.io/developer/1649550065) | [ObjectGraph LLC](https://appshunter.io/developer/284700705) |

## What reviewers say

### A1 ai

[App page](https://appshunter.io/ios/app/a1-ai/id6772595253)

This AI application offers on-device processing and decentralized network options, ensuring your data remains private and is never sold. It allows you to ask anything without contributing to large data centers, making it an environmentally conscious choice.

**Highlights:** On-device AI model, Decentralized network compute, No data centers used, Privacy-focused, Subscription for Pro features

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| A1 Pro | $9.99 | per 7 days |


### 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 A1 ai free?

A1 ai is free to download, with in-app purchases available.

### Is Catalyst free?

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

### Which has better reviews, A1 ai or Catalyst?

A1 ai and Catalyst are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do A1 ai or Catalyst have ads?

Neither A1 ai nor Catalyst shows ads.

### Which is updated more often, A1 ai or Catalyst?

A1 ai ships an update weekly, and Catalyst every 9 days. Most recently, A1 ai was updated on October 14, 2026 and Catalyst on October 8, 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.*