# ChatAI Artificial Intelligence vs Zigma Green

The clearest difference is in-app purchases: Zigma Green at none against ChatAI Artificial Intelligence's 8. Zigma Green also leads on iOS requirement (13.0 vs 15.0). ChatAI Artificial Intelligence's advantage is device support. On price there is nothing between them.

Both are free to download. ChatAI Artificial Intelligence sells 7 in-app purchases, starting at $5.99 per 7 days. Zigma Green asks for nothing beyond the download.

## The numbers

| Metric | ChatAI Artificial Intelligence | Zigma Green |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (853 ratings)](https://appshunter.io/ios/app/chatai-artificial-intelligence/id6446249447/reviews)** | — |
| Number of ratings | **853** | — |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 31 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 12+ | 17+ |
| Developer | [Igor Karpeko](https://appshunter.io/developer/1543658924) | [REDRUBY TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1726897242) |

## What reviewers say

### ChatAI Artificial Intelligence

[App page](https://appshunter.io/ios/app/chatai-artificial-intelligence/id6446249447)

Engage in natural conversations with an advanced AI model. This personal assistant can help with tasks like setting reminders, scheduling, and finding information, offering personalized interactions.

**Highlights:** Natural AI conversations, Personal assistant tasks, Set reminders, Schedule appointments, Information retrieval, Personalized interaction

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $5.99 | per 7 days |
| Weekly | $8.99 | per 7 days |
| Weekly | $9.99 | per 7 days |
| Monthly | $24.99 | per month |
| Yearly | $24.99 | per year |
| Monthly | $24.99 | per month |
| Yearly | $49.99 | per year |


### Zigma Green

[App page](https://appshunter.io/ios/app/zigma-green/id6477289856)

**In-app purchases:** none


## Frequently asked questions

### Is ChatAI Artificial Intelligence free?

ChatAI Artificial Intelligence is free to download, with in-app purchases available.

### Is Zigma Green free?

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

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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.*