# Eris. vs ChatAgentic

The clearest difference is rating: Eris. at 4.3 against ChatAgentic's 2.3. Eris. also leads on ads (none vs shown) and monetization model (free vs ad-supported). ChatAgentic's advantage is review sentiment (100% vs 80%). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Eris. holds the better App Store score, 4.3 against 2.3. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews complicate that: 80% of Eris.'s written reviews are positive against 100% of ChatAgentic's, so the app with the better star average is not the one people write more warmly about.

Eris. ships an update every 2 weeks, ChatAgentic every 3 weeks. The most recent releases landed on July 4, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Eris. | ChatAgentic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/eris/id6747496749/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/chatagentic-on-device-ai-chat/id6751148306/reviews) |
| Number of ratings | **6** | 3 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 34 MB | 15 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Ignacio Palacio](https://appshunter.io/developer/1773333920) | [DropletApps](https://appshunter.io/developer/1710267424) |

## What reviewers say

### Eris.

[App page](https://appshunter.io/ios/app/eris/id6747496749)

Experience private AI conversations entirely on your device. This app offers offline access to multiple AI models, ensuring your data never leaves your iPhone or iPad. Enjoy fast, secure AI assistance without internet connectivity or subscriptions.

**Highlights:** 100% Private conversations, No internet required, Multiple AI models supported, Optimized for Apple Silicon, One-time download, use forever, Dark Mode support, Haptic feedback

**Features:** macOS Compatibility

**In-app purchases:** none


### ChatAgentic

[App page](https://appshunter.io/ios/app/chatagentic-on-device-ai-chat/id6751148306)

This application provides an AI chat experience that operates entirely on your device, ensuring privacy and offline functionality. It leverages local language models for all interactions, meaning your data never leaves your phone.

**Highlights:** On-device AI processing, Offline functionality, Private interactions, Utilizes Apple Intelligence models, Runs locally

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

**In-app purchases:** none


## Frequently asked questions

### Is Eris. free?

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

### Is ChatAgentic free?

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

### Which has better reviews, Eris. or ChatAgentic?

Eris. is rated higher. Eris. averages 4.3 out of 5 from 6 ratings, while ChatAgentic averages 2.3 from 3 ratings.

### Do Eris. or ChatAgentic have ads?

ChatAgentic shows ads; Eris. does not.

### Which is updated more often, Eris. or ChatAgentic?

Eris. ships an update every 2 weeks, and ChatAgentic every 3 weeks. Most recently, Eris. was updated on July 4, 2026 and ChatAgentic on September 15, 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.*