# AI Chat Assistant vs KAPPY Vigne

The clearest difference is in-app purchases: KAPPY Vigne at none against AI Chat Assistant's 2. KAPPY Vigne also leads on update cadence (every 5 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI Chat Assistant sells 2 in-app purchases, starting at $2.99 per 7 days. KAPPY Vigne asks for nothing beyond the download.

AI Chat Assistant ships an update every 3 weeks, KAPPY Vigne every 5 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AI Chat Assistant | KAPPY Vigne |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 58 MB | 25 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [DEVSRANK](https://appshunter.io/developer/1716669578) | [BR'IT, Mobile & Web](https://appshunter.io/developer/972808819) |

## What reviewers say

### AI Chat Assistant

[App page](https://appshunter.io/ios/app/ai-chat-assistant-replyo/id6740520360)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chatbot Weekly | $2.99 | per 7 days |
| Chatbot Yearly | $14.99 | per year |


### KAPPY Vigne

[App page](https://appshunter.io/ios/app/kappy-vigne/id6761177851)

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

**In-app purchases:** none


## Frequently asked questions

### Is AI Chat Assistant free?

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

### Is KAPPY Vigne free?

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

### Do AI Chat Assistant or KAPPY Vigne have ads?

Neither AI Chat Assistant nor KAPPY Vigne shows ads.

### Which is updated more often, AI Chat Assistant or KAPPY Vigne?

AI Chat Assistant ships an update every 3 weeks, and KAPPY Vigne every 5 days. Most recently, AI Chat Assistant was updated on October 30, 2026 and KAPPY Vigne 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.*