# Modulo AI vs Eris.

The clearest difference is rating: Modulo AI at 5.0 against Eris.'s 4.3. Modulo AI also leads on iOS requirement (15.1 vs 17.6). Eris.'s advantage is ratings volume (6 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Modulo AI holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Eris. has 6 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Modulo AI | Eris. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/modulo-ai/id6743953454/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/eris/id6747496749/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | Free | Free |
| Size | 22 MB | 34 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sujith Varughese](https://appshunter.io/developer/1739669809) | [Ignacio Palacio](https://appshunter.io/developer/1773333920) |

## What reviewers say

### Modulo AI

[App page](https://appshunter.io/ios/app/modulo-ai/id6743953454)

This app analyzes your calendar to find open time slots and suggests personalized activities based on your interests. It helps you fill your free time with rewarding experiences like workouts, creative breaks, or learning new skills.

**Highlights:** AI-powered activity suggestions, Calendar analysis for open slots, Personalized activity recommendations, Focus on meaningful free time use, Supports various interests (fitness, learning, creative)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Modulo AI free?

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

### Is Eris. free?

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

### Which has better reviews, Modulo AI or Eris.?

Modulo AI is rated higher. Modulo AI averages 5.0 out of 5 from 1 ratings, while Eris. averages 4.3 from 6 ratings.

### Do Modulo AI or Eris. have ads?

Neither Modulo AI nor Eris. shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*